diff --git a/src/register/RegistrationFields/NameField/NameField.test.jsx b/src/register/RegistrationFields/NameField/NameField.test.jsx
index 986e5f6b..eb527544 100644
--- a/src/register/RegistrationFields/NameField/NameField.test.jsx
+++ b/src/register/RegistrationFields/NameField/NameField.test.jsx
@@ -67,43 +67,43 @@ describe('NameField', () => {
 
   describe('Test Name Field', () => {
     it('should run first name field validation when onBlur is fired', () => {
-      props.name = 'firstname';
+      props.name = 'firstName';
       const { container } = render(routerWrapper(reduxWrapper(<IntlNameField {...props} />)));
 
-      const firstNameInput = container.querySelector('input#firstname');
-      fireEvent.blur(firstNameInput, { target: { value: '', name: 'firstname' } });
+      const firstNameInput = container.querySelector('input#firstName');
+      fireEvent.blur(firstNameInput, { target: { value: '', name: 'firstName' } });
 
       expect(props.handleErrorChange).toHaveBeenCalledTimes(1);
       expect(props.handleErrorChange).toHaveBeenCalledWith(
-        'firstname',
+        'firstName',
         'Enter your first name',
       );
     });
 
     it('should update first name field error for frontend validations', () => {
-      props.name = 'firstname';
+      props.name = 'firstName';
       const { container } = render(routerWrapper(reduxWrapper(<IntlNameField {...props} />)));
 
-      const firstNameInput = container.querySelector('input#firstname');
-      fireEvent.blur(firstNameInput, { target: { value: 'https://invalid-name.com', name: 'firstname' } });
+      const firstNameInput = container.querySelector('input#firstName');
+      fireEvent.blur(firstNameInput, { target: { value: 'https://invalid-name.com', name: 'firstName' } });
 
       expect(props.handleErrorChange).toHaveBeenCalledTimes(1);
       expect(props.handleErrorChange).toHaveBeenCalledWith(
-        'firstname',
+        'firstName',
         'Enter a valid first name',
       );
     });
 
     it('should clear first name error on focus', () => {
-      props.name = 'firstname';
+      props.name = 'firstName';
       const { container } = render(routerWrapper(reduxWrapper(<IntlNameField {...props} />)));
 
-      const firstNameInput = container.querySelector('input#firstname');
-      fireEvent.focus(firstNameInput, { target: { value: '', name: 'firstname' } });
+      const firstNameInput = container.querySelector('input#firstName');
+      fireEvent.focus(firstNameInput, { target: { value: '', name: 'firstName' } });
 
       expect(props.handleErrorChange).toHaveBeenCalledTimes(1);
       expect(props.handleErrorChange).toHaveBeenCalledWith(
-        'firstname',
+        'firstName',
         '',
       );
     });
@@ -115,12 +115,12 @@ describe('NameField', () => {
         shouldFetchUsernameSuggestions: true,
         fullName: 'test test',
       };
-      props.name = 'lastname';
+      props.name = 'lastName';
       const { container } = render(routerWrapper(reduxWrapper(<IntlNameField {...props} />)));
 
-      const lastNameInput = container.querySelector('input#lastname');
+      const lastNameInput = container.querySelector('input#lastName');
       // Enter a valid name so that frontend validations are passed
-      fireEvent.blur(lastNameInput, { target: { value: 'test', name: 'lastname' } });
+      fireEvent.blur(lastNameInput, { target: { value: 'test', name: 'lastName' } });
 
       expect(store.dispatch).toHaveBeenCalledWith(fetchRealtimeValidations({ name: props.fullName }));
     });
@@ -137,41 +137,41 @@ describe('NameField', () => {
         },
       });
 
-      props.name = 'lastname';
+      props.name = 'lastName';
       store.dispatch = jest.fn(store.dispatch);
       const { container } = render(routerWrapper(reduxWrapper(<IntlNameField {...props} />)));
 
-      const lastNameInput = container.querySelector('input#lastname');
+      const lastNameInput = container.querySelector('input#lastName');
 
-      fireEvent.focus(lastNameInput, { target: { value: 'test', name: 'lastname' } });
+      fireEvent.focus(lastNameInput, { target: { value: 'test', name: 'lastName' } });
 
-      expect(store.dispatch).toHaveBeenCalledWith(clearRegistrationBackendError('lastname'));
+      expect(store.dispatch).toHaveBeenCalledWith(clearRegistrationBackendError('lastName'));
     });
 
     it('should run last name field validation when onBlur is fired', () => {
-      props.name = 'lastname';
+      props.name = 'lastName';
       const { container } = render(routerWrapper(reduxWrapper(<IntlNameField {...props} />)));
 
-      const lastNameInput = container.querySelector('input#lastname');
-      fireEvent.blur(lastNameInput, { target: { value: '', name: 'lastname' } });
+      const lastNameInput = container.querySelector('input#lastName');
+      fireEvent.blur(lastNameInput, { target: { value: '', name: 'lastName' } });
 
       expect(props.handleErrorChange).toHaveBeenCalledTimes(1);
       expect(props.handleErrorChange).toHaveBeenCalledWith(
-        'lastname',
+        'lastName',
         'Enter your last name',
       );
     });
 
     it('should update last name field error for frontend validation', () => {
-      props.name = 'lastname';
+      props.name = 'lastName';
       const { container } = render(routerWrapper(reduxWrapper(<IntlNameField {...props} />)));
 
-      const lastNameInput = container.querySelector('input#lastname');
-      fireEvent.blur(lastNameInput, { target: { value: 'https://invalid-name.com', name: 'lastname' } });
+      const lastNameInput = container.querySelector('input#lastName');
+      fireEvent.blur(lastNameInput, { target: { value: 'https://invalid-name.com', name: 'lastName' } });
 
       expect(props.handleErrorChange).toHaveBeenCalledTimes(1);
       expect(props.handleErrorChange).toHaveBeenCalledWith(
-        'lastname',
+        'lastName',
         'Enter a valid last name',
       );
     });
diff --git a/src/register/RegistrationFields/NameField/validator.js b/src/register/RegistrationFields/NameField/validator.js
index 922ae1c9..36036bf9 100644
--- a/src/register/RegistrationFields/NameField/validator.js
+++ b/src/register/RegistrationFields/NameField/validator.js
@@ -12,13 +12,13 @@ export const INVALID_NAME_REGEX = /https?:\/\/(?:[-\w.]|(?:%[\da-fA-F]{2}))*/g;
 const validateName = (value, fieldName, formatMessage) => {
   let fieldError;
   if (!value.trim()) {
-    fieldError = fieldName === 'lastname'
-      ? formatMessage(messages['empty.lastname.field.error'])
-      : formatMessage(messages['empty.firstname.field.error']);
+    fieldError = fieldName === 'lastName'
+      ? formatMessage(messages['empty.lastName.field.error'])
+      : formatMessage(messages['empty.firstName.field.error']);
   } else if (URL_REGEX.test(value) || HTML_REGEX.test(value) || INVALID_NAME_REGEX.test(value)) {
-    fieldError = fieldName === 'lastname'
-      ? formatMessage(messages['lastname.validation.message'])
-      : formatMessage(messages['firstname.validation.message']);
+    fieldError = fieldName === 'lastName'
+      ? formatMessage(messages['lastName.validation.message'])
+      : formatMessage(messages['firstName.validation.message']);
   }
   return fieldError;
 };
diff --git a/src/register/RegistrationPage.jsx b/src/register/RegistrationPage.jsx
index 1584be98..c5e616cd 100644
--- a/src/register/RegistrationPage.jsx
+++ b/src/register/RegistrationPage.jsx
@@ -120,10 +120,10 @@ const RegistrationPage = (props) => {
       }
       if (pipelineUserDetails && Object.keys(pipelineUserDetails).length !== 0) {
         const {
-          firstname = '', lastname = '', username = '', email = '',
+          firstName = '', lastName = '', username = '', email = '',
         } = pipelineUserDetails;
         setFormFields(prevState => ({
-          ...prevState, firstname, lastname, username, email,
+          ...prevState, firstName, lastName, username, email,
         }));
         dispatch(setUserPipelineDataLoaded(true));
       }
@@ -312,22 +312,22 @@ const RegistrationPage = (props) => {
             />
             <Form id="registration-form" name="registration-form">
               <NameField
-                name="firstname"
-                value={formFields.firstname}
+                name="firstName"
+                value={formFields.firstName}
                 handleChange={handleOnChange}
                 handleErrorChange={handleErrorChange}
-                errorMessage={errors.firstname}
-                floatingLabel={formatMessage(messages['registration.firstname.label'])}
+                errorMessage={errors.firstName}
+                floatingLabel={formatMessage(messages['registration.firstName.label'])}
               />
               <NameField
-                name="lastname"
-                value={formFields.lastname}
+                name="lastName"
+                value={formFields.lastName}
                 shouldFetchUsernameSuggestions={!formFields.username.trim()}
-                fullName={`${formFields.firstname} ${formFields.lastname}`}
+                fullName={`${formFields.firstName} ${formFields.lastName}`}
                 handleChange={handleOnChange}
                 handleErrorChange={handleErrorChange}
-                errorMessage={errors.lastname}
-                floatingLabel={formatMessage(messages['registration.lastname.label'])}
+                errorMessage={errors.lastName}
+                floatingLabel={formatMessage(messages['registration.lastName.label'])}
               />
               <EmailField
                 name="email"
diff --git a/src/register/RegistrationPage.test.jsx b/src/register/RegistrationPage.test.jsx
index 050b1a07..e94292d0 100644
--- a/src/register/RegistrationPage.test.jsx
+++ b/src/register/RegistrationPage.test.jsx
@@ -64,13 +64,13 @@ describe('RegistrationPage', () => {
       marketingEmailsOptIn: true,
     },
     formFields: {
-      firstname: '', lastname: '', email: '', username: '', password: '',
+      firstName: '', lastName: '', email: '', username: '', password: '',
     },
     emailSuggestion: {
       suggestion: '', type: '',
     },
     errors: {
-      firstname: '', lastname: '', email: '', username: '', password: '',
+      firstName: '', lastName: '', email: '', username: '', password: '',
     },
   };
 
@@ -134,8 +134,8 @@ describe('RegistrationPage', () => {
   });
 
   const populateRequiredFields = (getByLabelText, payload, isThirdPartyAuth = false) => {
-    fireEvent.change(getByLabelText('First name'), { target: { value: payload.firstname, name: 'firstname' } });
-    fireEvent.change(getByLabelText('Last name'), { target: { value: payload.lastname, name: 'lastname' } });
+    fireEvent.change(getByLabelText('First name'), { target: { value: payload.first_name, name: 'firstName' } });
+    fireEvent.change(getByLabelText('Last name'), { target: { value: payload.last_name, name: 'lastName' } });
     fireEvent.change(getByLabelText('Public username'), { target: { value: payload.username, name: 'username' } });
     fireEvent.change(getByLabelText('Email'), { target: { value: payload.email, name: 'email' } });
 
@@ -153,8 +153,8 @@ describe('RegistrationPage', () => {
     });
 
     const emptyFieldValidation = {
-      firstname: 'Enter your first name',
-      lastname: 'Enter your last name',
+      firstName: 'Enter your first name',
+      lastName: 'Enter your last name',
       username: 'Username must be between 2 and 30 characters',
       email: 'Enter your email',
       password: 'Password criteria has not been met',
@@ -171,8 +171,8 @@ describe('RegistrationPage', () => {
       window.location = { href: getConfig().BASE_URL, search: '?next=/course/demo-course-url' };
 
       const payload = {
-        firstname: 'John',
-        lastname: 'Doe',
+        first_name: 'John',
+        last_name: 'Doe',
         username: 'john_doe',
         email: 'john.doe@gmail.com',
         password: 'password1',
@@ -195,8 +195,8 @@ describe('RegistrationPage', () => {
       jest.spyOn(global.Date, 'now').mockImplementation(() => 0);
 
       const formPayload = {
-        firstname: 'John',
-        lastname: 'Doe',
+        first_name: 'John',
+        last_name: 'Doe',
         username: 'john_doe',
         email: 'john.doe@example.com',
         country: 'Pakistan',
@@ -232,8 +232,8 @@ describe('RegistrationPage', () => {
       jest.spyOn(global.Date, 'now').mockImplementation(() => 0);
 
       const payload = {
-        firstname: 'John',
-        lastname: 'Doe',
+        first_name: 'John',
+        last_name: 'Doe',
         username: 'john_doe',
         email: 'john.doe@gmail.com',
         password: 'password1',
@@ -584,8 +584,8 @@ describe('RegistrationPage', () => {
           registrationFormData: {
             ...registrationFormData,
             formFields: {
-              firstname: 'John',
-              lastname: 'Doe',
+              firstName: 'John',
+              lastName: 'Doe',
               username: 'john_doe',
               email: 'john.doe@yopmail.com',
               password: 'password1',
@@ -599,8 +599,8 @@ describe('RegistrationPage', () => {
 
       const { container } = render(routerWrapper(reduxWrapper(<IntlRegistrationPage {...props} />)));
 
-      const firstNameInput = container.querySelector('input#firstname');
-      const lastNameInput = container.querySelector('input#lastname');
+      const firstNameInput = container.querySelector('input#firstName');
+      const lastNameInput = container.querySelector('input#lastName');
       const usernameInput = container.querySelector('input#username');
       const emailInput = container.querySelector('input#email');
       const passwordInput = container.querySelector('input#password');
@@ -728,8 +728,8 @@ describe('RegistrationPage', () => {
           thirdPartyAuthContext: {
             ...initialState.commonComponents.thirdPartyAuthContext,
             pipelineUserDetails: {
-              firstname: 'John',
-              lastname: 'Doe',
+              firstName: 'John',
+              lastName: 'Doe',
               username: 'john_doe',
               email: 'john.doe@example.com',
             },
@@ -760,8 +760,8 @@ describe('RegistrationPage', () => {
           registrationFormData: {
             ...registrationFormData,
             formFields: {
-              firstname: 'John',
-              lastname: 'Doe',
+              firstName: 'John',
+              lastName: 'Doe',
               username: 'john_doe',
               email: 'john.doe@example.com',
             },
@@ -781,8 +781,8 @@ describe('RegistrationPage', () => {
             ...initialState.commonComponents.thirdPartyAuthContext,
             currentProvider: 'Apple',
             pipelineUserDetails: {
-              firstname: 'John',
-              lastname: 'Doe',
+              firstName: 'John',
+              lastName: 'Doe',
               username: 'john_doe',
               email: 'john.doe@example.com',
             },
@@ -794,8 +794,8 @@ describe('RegistrationPage', () => {
 
       render(routerWrapper(reduxWrapper(<IntlRegistrationPage {...props} />)));
       expect(store.dispatch).toHaveBeenCalledWith(registerNewUser({
-        firstname: 'John',
-        lastname: 'Doe',
+        first_name: 'John',
+        last_name: 'Doe',
         username: 'john_doe',
         email: 'john.doe@example.com',
         country: 'PK',
diff --git a/src/register/components/tests/ConfigurableRegistrationForm.test.jsx b/src/register/components/tests/ConfigurableRegistrationForm.test.jsx
index 3600130b..1f6949ee 100644
--- a/src/register/components/tests/ConfigurableRegistrationForm.test.jsx
+++ b/src/register/components/tests/ConfigurableRegistrationForm.test.jsx
@@ -56,13 +56,13 @@ describe('ConfigurableRegistrationForm', () => {
       marketingEmailsOptIn: true,
     },
     formFields: {
-      firstname: '', lastname: '', email: '', username: '', password: '',
+      firstName: '', lastName: '', email: '', username: '', password: '',
     },
     emailSuggestion: {
       suggestion: '', type: '',
     },
     errors: {
-      firstname: '', lastname: '', email: '', username: '', password: '',
+      firstName: '', lastName: '', email: '', username: '', password: '',
     },
   };
 
@@ -128,8 +128,8 @@ describe('ConfigurableRegistrationForm', () => {
   });
 
   const populateRequiredFields = (getByLabelText, payload, isThirdPartyAuth = false) => {
-    fireEvent.change(getByLabelText('First name'), { target: { value: payload.firstname, name: 'firstname' } });
-    fireEvent.change(getByLabelText('Last name'), { target: { value: payload.lastname, name: 'lastname' } });
+    fireEvent.change(getByLabelText('First name'), { target: { value: payload.first_name, name: 'firstName' } });
+    fireEvent.change(getByLabelText('Last name'), { target: { value: payload.last_name, name: 'lastName' } });
     fireEvent.change(getByLabelText('Public username'), { target: { value: payload.username, name: 'username' } });
     fireEvent.change(getByLabelText('Email'), { target: { value: payload.email, name: 'email' } });
 
@@ -239,8 +239,8 @@ describe('ConfigurableRegistrationForm', () => {
       });
 
       const payload = {
-        firstname: 'John',
-        lastname: 'Doe',
+        first_name: 'John',
+        last_name: 'Doe',
         username: 'john_doe',
         email: 'john.doe@example.com',
         password: 'password1',
diff --git a/src/register/data/reducers.js b/src/register/data/reducers.js
index 0f3f1323..17e063f8 100644
--- a/src/register/data/reducers.js
+++ b/src/register/data/reducers.js
@@ -22,13 +22,13 @@ export const defaultState = {
       marketingEmailsOptIn: true,
     },
     formFields: {
-      firstname: '', lastname: '', email: '', username: '', password: '',
+      firstName: '', lastName: '', email: '', username: '', password: '',
     },
     emailSuggestion: {
       suggestion: '', type: '',
     },
     errors: {
-      firstname: '', lastname: '', email: '', username: '', password: '',
+      firstName: '', lastName: '', email: '', username: '', password: '',
     },
   },
   validations: null,
diff --git a/src/register/data/tests/reducers.test.js b/src/register/data/tests/reducers.test.js
index 7dc7d6ba..0844b005 100644
--- a/src/register/data/tests/reducers.test.js
+++ b/src/register/data/tests/reducers.test.js
@@ -22,13 +22,13 @@ describe('Registration Reducer Tests', () => {
         marketingEmailsOptIn: true,
       },
       formFields: {
-        firstname: '', lastname: '', email: '', username: '', password: '',
+        firstName: '', lastName: '', email: '', username: '', password: '',
       },
       emailSuggestion: {
         suggestion: '', type: '',
       },
       errors: {
-        firstname: '', lastname: '', email: '', username: '', password: '',
+        firstName: '', lastName: '', email: '', username: '', password: '',
       },
     },
     validations: null,
diff --git a/src/register/messages.jsx b/src/register/messages.jsx
index a715d576..600795d0 100644
--- a/src/register/messages.jsx
+++ b/src/register/messages.jsx
@@ -7,13 +7,13 @@ const messages = defineMessages({
     description: 'register page title',
   },
   // Field labels
-  'registration.firstname.label': {
-    id: 'registration.firstname.label',
+  'registration.firstName.label': {
+    id: 'registration.firstName.label',
     defaultMessage: 'First name',
     description: 'Label that appears above first name field',
   },
-  'registration.lastname.label': {
-    id: 'registration.lastname.label',
+  'registration.lastName.label': {
+    id: 'registration.lastName.label',
     defaultMessage: 'Last name',
     description: 'Label that appears above last name field',
   },
@@ -43,8 +43,8 @@ const messages = defineMessages({
     description: 'Text for opt in option on register page.',
   },
   // Help text
-  'help.text.firstname': {
-    id: 'help.text.firstname',
+  'help.text.firstName': {
+    id: 'help.text.firstName',
     defaultMessage: 'This name will be used by any certificates that you earn.',
     description: 'Help text for first name field on registration page',
   },
@@ -81,13 +81,13 @@ const messages = defineMessages({
     description: 'Heading of institution page',
   },
   // Validation messages
-  'empty.firstname.field.error': {
-    id: 'empty.firstname.field.error',
+  'empty.firstName.field.error': {
+    id: 'empty.firstName.field.error',
     defaultMessage: 'Enter your first name',
     description: 'Error message for empty first name field',
   },
-  'empty.lastname.field.error': {
-    id: 'empty.lastname.field.error',
+  'empty.lastName.field.error': {
+    id: 'empty.lastName.field.error',
     defaultMessage: 'Enter your last name',
     description: 'Error message for empty last name field',
   },
@@ -131,13 +131,13 @@ const messages = defineMessages({
     defaultMessage: 'Username must be between 2 and 30 characters',
     description: 'Error message for empty username field',
   },
-  'firstname.validation.message': {
-    id: 'firstname.validation.message',
+  'firstName.validation.message': {
+    id: 'firstName.validation.message',
     defaultMessage: 'Enter a valid first name',
     description: 'Validation message that appears when first name contain URL',
   },
-  'lastname.validation.message': {
-    id: 'lastname.validation.message',
+  'lastName.validation.message': {
+    id: 'lastName.validation.message',
     defaultMessage: 'Enter a valid last name',
     description: 'Validation message that appears when last name contain URL',
   },