diff --git a/.env b/.env
index 42af6184..fdb32f77 100644
--- a/.env
+++ b/.env
@@ -22,3 +22,4 @@ COOKIE_DOMAIN=null
 WELCOME_PAGE_SUPPORT_LINK=null
 INFO_EMAIL=''
 DISABLE_ENTERPRISE_LOGIN=''
+REGISTER_CONVERSION_COOKIE_NAME=null
diff --git a/.env.development b/.env.development
index 6123dbde..6c19e73c 100644
--- a/.env.development
+++ b/.env.development
@@ -30,3 +30,4 @@ WELCOME_PAGE_SUPPORT_LINK='http://localhost:1999/welcome'
 INFO_EMAIL='info@edx.org'
 DISABLE_ENTERPRISE_LOGIN=''
 DEFAULT_DESIGN='legacy'
+REGISTER_CONVERSION_COOKIE_NAME='openedx-user-register-conversion'
diff --git a/.env.test b/.env.test
index 6974dcca..a1728d2f 100644
--- a/.env.test
+++ b/.env.test
@@ -21,3 +21,4 @@ LOGIN_ISSUE_SUPPORT_LINK='https://login-issue-support-url.com'
 USER_SURVEY_COOKIE_NAME='openedx-user-survey-type'
 WELCOME_PAGE_SUPPORT_LINK='http://localhost:1999/welcome'
 DISABLE_ENTERPRISE_LOGIN=''
+REGISTER_CONVERSION_COOKIE_NAME='openedx-user-register-conversion'
diff --git a/src/index.jsx b/src/index.jsx
index b062dd64..f59cab48 100755
--- a/src/index.jsx
+++ b/src/index.jsx
@@ -55,6 +55,7 @@ initialize({
         WELCOME_PAGE_SUPPORT_LINK: process.env.WELCOME_PAGE_SUPPORT_LINK || null,
         DISABLE_ENTERPRISE_LOGIN: process.env.DISABLE_ENTERPRISE_LOGIN || '',
         INFO_EMAIL: process.env.INFO_EMAIL || '',
+        REGISTER_CONVERSION_COOKIE_NAME: process.env.REGISTER_CONVERSION_COOKIE_NAME || null,
       });
     },
   },
diff --git a/src/legacy/register/RegistrationPage.jsx b/src/legacy/register/RegistrationPage.jsx
index 64013231..677c004f 100644
--- a/src/legacy/register/RegistrationPage.jsx
+++ b/src/legacy/register/RegistrationPage.jsx
@@ -32,7 +32,7 @@ import {
   DEFAULT_STATE, LOGIN_PAGE, PENDING_STATE, REGISTER_PAGE, VALID_EMAIL_REGEX,
 } from '../data/constants';
 import {
-  getTpaProvider, getTpaHint, updatePathWithQueryParams, getAllPossibleQueryParam, setSurveyCookie,
+  getTpaProvider, getTpaHint, updatePathWithQueryParams, getAllPossibleQueryParam, setSurveyCookie, setCookie,
 } from '../data/utils';
 
 class RegistrationPage extends React.Component {
@@ -452,6 +452,7 @@ class RegistrationPage extends React.Component {
 
     if (this.props.registrationResult.success) {
       setSurveyCookie('register');
+      setCookie(getConfig().REGISTER_CONVERSION_COOKIE_NAME, true);
 
       // Fire optimizely events
       window.optimizely = window.optimizely || [];
diff --git a/src/legacy/register/tests/RegistrationPage.test.jsx b/src/legacy/register/tests/RegistrationPage.test.jsx
index d6961d6f..5875f67d 100644
--- a/src/legacy/register/tests/RegistrationPage.test.jsx
+++ b/src/legacy/register/tests/RegistrationPage.test.jsx
@@ -30,6 +30,7 @@ describe('RegistrationPageTests', () => {
     REGISTRATION_OPTIONAL_FIELDS: 'gender,goals,level_of_education,year_of_birth',
     TOS_AND_HONOR_CODE: 'http://tos-and-honot-code.com',
     USER_SURVEY_COOKIE_NAME: process.env.USER_SURVEY_COOKIE_NAME,
+    REGISTER_CONVERSION_COOKIE_NAME: process.env.REGISTER_CONVERSION_COOKIE_NAME,
   });
 
   const initialState = {
@@ -577,6 +578,7 @@ describe('RegistrationPageTests', () => {
 
     renderer.create(reduxWrapper(<IntlRegistrationPage />));
     expect(document.cookie).toMatch(`${getConfig().USER_SURVEY_COOKIE_NAME}=register`);
+    expect(document.cookie).toMatch(`${getConfig().REGISTER_CONVERSION_COOKIE_NAME}=true`);
   });
 
   it('should display institution register button', () => {
diff --git a/src/redesign/register/RegistrationPage.jsx b/src/redesign/register/RegistrationPage.jsx
index f6838a63..92eb3b76 100644
--- a/src/redesign/register/RegistrationPage.jsx
+++ b/src/redesign/register/RegistrationPage.jsx
@@ -41,7 +41,7 @@ import {
   DEFAULT_STATE, PENDING_STATE, REGISTER_PAGE, VALID_EMAIL_REGEX, LETTER_REGEX, NUMBER_REGEX,
 } from '../data/constants';
 import {
-  getTpaProvider, getTpaHint, getAllPossibleQueryParam, setSurveyCookie,
+  getTpaProvider, getTpaHint, getAllPossibleQueryParam, setSurveyCookie, setCookie,
 } from '../data/utils';
 import CountryDropdown from './CountryDropdown';
 import getLevenshteinSuggestion from './utils';
@@ -476,9 +476,10 @@ class RegistrationPage extends React.Component {
 
     if (this.props.registrationResult.success) {
       setSurveyCookie('register');
-      window.optimizely = window.optimizely || [];
+      setCookie(getConfig().REGISTER_CONVERSION_COOKIE_NAME, true);
 
       // Fire optimizely events
+      window.optimizely = window.optimizely || [];
       window.optimizely.push({
         type: 'event',
         eventName: 'authn-register-conversion',
diff --git a/src/redesign/register/tests/RegistrationPage.test.jsx b/src/redesign/register/tests/RegistrationPage.test.jsx
index 0967a5c2..f82a332f 100644
--- a/src/redesign/register/tests/RegistrationPage.test.jsx
+++ b/src/redesign/register/tests/RegistrationPage.test.jsx
@@ -37,6 +37,7 @@ describe('RegistrationPage', () => {
     REGISTRATION_OPTIONAL_FIELDS: 'gender,goals,levelOfEducation,yearOfBirth',
     TOS_AND_HONOR_CODE: 'http://tos-and-honot-code.com',
     USER_SURVEY_COOKIE_NAME: process.env.USER_SURVEY_COOKIE_NAME,
+    REGISTER_CONVERSION_COOKIE_NAME: process.env.REGISTER_CONVERSION_COOKIE_NAME,
   });
 
   let props = {};
@@ -486,6 +487,7 @@ describe('RegistrationPage', () => {
 
       renderer.create(reduxWrapper(<IntlRegistrationPage {...props} />));
       expect(document.cookie).toMatch(`${getConfig().USER_SURVEY_COOKIE_NAME}=register`);
+      expect(document.cookie).toMatch(`${getConfig().REGISTER_CONVERSION_COOKIE_NAME}=true`);
     });
 
     it('should show username suggestions in case of conflict with an existing username', () => {