diff --git a/app/assets/javascripts/issues/list/constants.js b/app/assets/javascripts/issues/list/constants.js
index a6850c8bdc99c97a0cb69d75aa48bd89313c277a..7aae0a325c3a4d67ede8503eaa7812c1e648273b 100644
--- a/app/assets/javascripts/issues/list/constants.js
+++ b/app/assets/javascripts/issues/list/constants.js
@@ -12,6 +12,7 @@ import {
   OPERATOR_AFTER,
   OPERATOR_BEFORE,
   TOKEN_TYPE_ASSIGNEE,
+  TOKEN_TYPE_REVIEWER,
   TOKEN_TYPE_AUTHOR,
   TOKEN_TYPE_CONFIDENTIAL,
   TOKEN_TYPE_CONTACT,
@@ -234,6 +235,23 @@ export const filtersMap = {
       },
     },
   },
+  [TOKEN_TYPE_REVIEWER]: {
+    [API_PARAM]: {
+      [NORMAL_FILTER]: 'reviewerUsername',
+      [SPECIAL_FILTER]: 'reviewerWildcardId',
+      [ALTERNATIVE_FILTER]: 'reviewerId',
+    },
+    [URL_PARAM]: {
+      [OPERATOR_IS]: {
+        [NORMAL_FILTER]: 'reviewer_username',
+        [SPECIAL_FILTER]: 'reviewer_id',
+        [ALTERNATIVE_FILTER]: 'reviewer_username',
+      },
+      [OPERATOR_NOT]: {
+        [NORMAL_FILTER]: 'not[reviewer_username]',
+      },
+    },
+  },
   [TOKEN_TYPE_MILESTONE]: {
     [API_PARAM]: {
       [NORMAL_FILTER]: 'milestoneTitle',
diff --git a/app/assets/javascripts/issues/list/utils.js b/app/assets/javascripts/issues/list/utils.js
index 7d8886e048062eff50ddd651b7a6b0cccddb4eec..15085321e0b278c9152c47c35f5e365a04b8cb2c 100644
--- a/app/assets/javascripts/issues/list/utils.js
+++ b/app/assets/javascripts/issues/list/utils.js
@@ -11,6 +11,7 @@ import {
   OPERATOR_AFTER,
   OPERATORS_TO_GROUP,
   TOKEN_TYPE_ASSIGNEE,
+  TOKEN_TYPE_REVIEWER,
   TOKEN_TYPE_AUTHOR,
   TOKEN_TYPE_DRAFT,
   TOKEN_TYPE_CONFIDENTIAL,
@@ -326,6 +327,7 @@ const wildcardTokens = [
   TOKEN_TYPE_RELEASE,
   TOKEN_TYPE_EPIC,
   TOKEN_TYPE_ASSIGNEE,
+  TOKEN_TYPE_REVIEWER,
   TOKEN_TYPE_WEIGHT,
 ];
 
diff --git a/app/assets/javascripts/merge_requests/list/components/merge_requests_list_app.vue b/app/assets/javascripts/merge_requests/list/components/merge_requests_list_app.vue
index f51ccc04059c7888a23ebf3ef8d44d111bbf8337..482578217a09485efc567d6d28511b2a1a1bb5f2 100644
--- a/app/assets/javascripts/merge_requests/list/components/merge_requests_list_app.vue
+++ b/app/assets/javascripts/merge_requests/list/components/merge_requests_list_app.vue
@@ -25,6 +25,8 @@ import {
   TOKEN_TYPE_SOURCE_BRANCH,
   TOKEN_TITLE_ASSIGNEE,
   TOKEN_TYPE_ASSIGNEE,
+  TOKEN_TITLE_REVIEWER,
+  TOKEN_TYPE_REVIEWER,
   TOKEN_TITLE_MILESTONE,
   TOKEN_TYPE_MILESTONE,
 } from '~/vue_shared/components/filtered_search_bar/constants';
@@ -191,6 +193,20 @@ export default {
           multiSelect: false,
           unique: true,
         },
+        {
+          type: TOKEN_TYPE_REVIEWER,
+          title: TOKEN_TITLE_REVIEWER,
+          icon: 'user',
+          token: UserToken,
+          dataType: 'user',
+          operators: OPERATORS_IS,
+          fullPath: this.fullPath,
+          isProject: true,
+          recentSuggestionsStorageKey: `${this.fullPath}-merge-requests-recent-tokens-reviewer`,
+          preloadedUsers,
+          multiSelect: false,
+          unique: true,
+        },
         {
           type: TOKEN_TYPE_AUTHOR,
           title: TOKEN_TITLE_AUTHOR,
diff --git a/app/assets/javascripts/merge_requests/list/queries/get_merge_requests.query.graphql b/app/assets/javascripts/merge_requests/list/queries/get_merge_requests.query.graphql
index 2b8d940991601f998ffd2404453606368e34d360..ea81f5ea2baa0d239c61992340ad323d008bc201 100644
--- a/app/assets/javascripts/merge_requests/list/queries/get_merge_requests.query.graphql
+++ b/app/assets/javascripts/merge_requests/list/queries/get_merge_requests.query.graphql
@@ -9,6 +9,8 @@ query getMergeRequests(
   $state: MergeRequestState
   $assigneeUsernames: String
   $assigneeWildcardId: AssigneeWildcardId
+  $reviewerUsername: String
+  $reviewerWildcardId: ReviewerWildcardId
   $authorUsername: String
   $draft: Boolean
   $milestoneTitle: String
@@ -27,6 +29,8 @@ query getMergeRequests(
       state: $state
       assigneeUsername: $assigneeUsernames
       assigneeWildcardId: $assigneeWildcardId
+      reviewerUsername: $reviewerUsername
+      reviewerWildcardId: $reviewerWildcardId
       authorUsername: $authorUsername
       draft: $draft
       milestoneTitle: $milestoneTitle
diff --git a/spec/frontend/merge_requests/list/components/merge_requests_list_app_spec.js b/spec/frontend/merge_requests/list/components/merge_requests_list_app_spec.js
index 1844dba15a28fba9b7e0797fce73f253e5e0e60a..295631bfbcdd2353dfd50c53382f8dfe685edff2 100644
--- a/spec/frontend/merge_requests/list/components/merge_requests_list_app_spec.js
+++ b/spec/frontend/merge_requests/list/components/merge_requests_list_app_spec.js
@@ -14,6 +14,7 @@ import {
   TOKEN_TYPE_SOURCE_BRANCH,
   TOKEN_TYPE_TARGET_BRANCH,
   TOKEN_TYPE_ASSIGNEE,
+  TOKEN_TYPE_REVIEWER,
 } from '~/vue_shared/components/filtered_search_bar/constants';
 import { mergeRequestListTabs } from '~/vue_shared/issuable/list/constants';
 import { getSortOptions } from '~/issues/list/utils';
@@ -110,6 +111,7 @@ describe('Merge requests list app', () => {
       it('does not have preloaded users when gon.current_user_id does not exist', () => {
         expect(findIssuableList().props('searchTokens')).toMatchObject([
           { type: TOKEN_TYPE_ASSIGNEE },
+          { type: TOKEN_TYPE_REVIEWER, preloadedUsers: [] },
           { type: TOKEN_TYPE_AUTHOR, preloadedUsers: [] },
           { type: TOKEN_TYPE_DRAFT },
           { type: TOKEN_TYPE_MILESTONE },
@@ -122,6 +124,7 @@ describe('Merge requests list app', () => {
     describe('when all tokens are available', () => {
       const urlParams = {
         assignee_username: 'bob',
+        reviewer_username: 'bill',
         draft: 'yes',
         milestone_title: 'milestone',
         'target_branches[]': 'branch-a',
@@ -154,6 +157,7 @@ describe('Merge requests list app', () => {
 
         expect(findIssuableList().props('searchTokens')).toMatchObject([
           { type: TOKEN_TYPE_ASSIGNEE },
+          { type: TOKEN_TYPE_REVIEWER, preloadedUsers },
           { type: TOKEN_TYPE_AUTHOR, preloadedUsers },
           { type: TOKEN_TYPE_DRAFT },
           { type: TOKEN_TYPE_MILESTONE },
@@ -165,6 +169,7 @@ describe('Merge requests list app', () => {
       it('pre-displays tokens that are in the url search parameters', () => {
         expect(findIssuableList().props('initialFilterValue')).toMatchObject([
           { type: TOKEN_TYPE_ASSIGNEE },
+          { type: TOKEN_TYPE_REVIEWER },
           { type: TOKEN_TYPE_DRAFT },
           { type: TOKEN_TYPE_MILESTONE },
           { type: TOKEN_TYPE_TARGET_BRANCH },