diff --git a/lib/types/avatar-types.js b/lib/types/avatar-types.js
--- a/lib/types/avatar-types.js
+++ b/lib/types/avatar-types.js
@@ -25,3 +25,15 @@
 export type UpdateUserAvatarRequest =
   | AvatarDBContent
   | UpdateUserAvatarRemoveRequest;
+
+export type ClientEmojiAvatar = EmojiAvatarDBContent;
+export type ClientImageAvatar = {
+  +type: 'image',
+  +uri: string,
+};
+export type ClientENSAvatar = ENSAvatarDBContent;
+
+export type ClientAvatar =
+  | ClientEmojiAvatar
+  | ClientImageAvatar
+  | ClientENSAvatar;
diff --git a/lib/types/user-types.js b/lib/types/user-types.js
--- a/lib/types/user-types.js
+++ b/lib/types/user-types.js
@@ -1,23 +1,27 @@
 // @flow
 
 import type { DefaultNotificationPayload } from './account-types.js';
+import type { ClientAvatar } from './avatar-types.js';
 import type { UserRelationshipStatus } from './relationship-types.js';
 import type { UserInconsistencyReportCreationRequest } from './report-types.js';
 
 export type GlobalUserInfo = {
   +id: string,
   +username: ?string,
+  +avatar?: ?ClientAvatar,
 };
 
 export type GlobalAccountUserInfo = {
   +id: string,
   +username: string,
+  +avatar?: ?ClientAvatar,
 };
 
 export type UserInfo = {
   +id: string,
   +username: ?string,
   +relationshipStatus?: UserRelationshipStatus,
+  +avatar?: ?ClientAvatar,
 };
 export type UserInfos = { +[id: string]: UserInfo };
 
@@ -25,6 +29,7 @@
   +id: string,
   +username: string,
   +relationshipStatus?: UserRelationshipStatus,
+  +avatar?: ?ClientAvatar,
 };
 
 export type UserStore = {
@@ -36,6 +41,7 @@
   +id: string,
   +username: ?string,
   +isViewer: boolean,
+  +avatar?: ?ClientAvatar,
 };
 
 export type OldLoggedInUserInfo = {
@@ -49,6 +55,7 @@
   +id: string,
   +username: string,
   +settings?: DefaultNotificationPayload,
+  +avatar?: ?ClientAvatar,
 };
 
 export type LoggedOutUserInfo = {
@@ -73,4 +80,5 @@
   +notice?: string,
   +alertText?: string,
   +alertTitle?: string,
+  +avatar?: ?ClientAvatar,
 };