diff --git a/apps/files_sharing/lib/Controller/ShareAPIController.php b/apps/files_sharing/lib/Controller/ShareAPIController.php
index cdbacafb75..3ae9d4bd49 100644
--- a/apps/files_sharing/lib/Controller/ShareAPIController.php
+++ b/apps/files_sharing/lib/Controller/ShareAPIController.php
@@ -226,6 +226,9 @@ class ShareAPIController extends OCSController {
 			$sharedWith = $this->userManager->get($share->getSharedWith());
 			$result['share_with'] = $share->getSharedWith();
 			$result['share_with_displayname'] = $sharedWith !== null ? $sharedWith->getDisplayName() : $share->getSharedWith();
+			$result['share_with_displayname_unique'] = $sharedWith !== null ? (
+				 $sharedWith->getEMailAddress() !== '' ? $sharedWith->getEMailAddress() : $sharedWith->getUID()
+			) : $share->getSharedWith();
 		} elseif ($share->getShareType() === IShare::TYPE_GROUP) {
 			$group = $this->groupManager->get($share->getSharedWith());
 			$result['share_with'] = $share->getSharedWith();
diff --git a/apps/files_sharing/src/components/SharingEntry.vue b/apps/files_sharing/src/components/SharingEntry.vue
index e08c4facc9..7a422bfbe0 100644
--- a/apps/files_sharing/src/components/SharingEntry.vue
+++ b/apps/files_sharing/src/components/SharingEntry.vue
@@ -30,7 +30,7 @@
 			:menu-position="'left'"
 			:url="share.shareWithAvatar" />
 		<div v-tooltip.auto="tooltip" class="sharing-entry__desc">
-			<h5>{{ title }}</h5>
+			<h5>{{ title }}<span v-if="!isUnique" class="sharing-entry__desc-unique"> ({{ share.shareWithDisplayNameUnique }})</span></h5>
 		</div>
 		<Actions
 			menu-align="right"
@@ -384,6 +384,9 @@ export default {
 		p {
 			color: var(--color-text-maxcontrast);
 		}
+		&-unique {
+			color: var(--color-text-maxcontrast);
+		}
 	}
 	&__actions {
 		margin-left: auto;
diff --git a/apps/files_sharing/src/components/SharingEntrySimple.vue b/apps/files_sharing/src/components/SharingEntrySimple.vue
index 5cdce17bf0..de545a497a 100644
--- a/apps/files_sharing/src/components/SharingEntrySimple.vue
+++ b/apps/files_sharing/src/components/SharingEntrySimple.vue
@@ -64,6 +64,10 @@ export default {
 			type: String,
 			default: '',
 		},
+		isUnique: {
+			type: Boolean,
+			default: true,
+		},
 	},
 
 }
diff --git a/apps/files_sharing/src/mixins/SharesMixin.js b/apps/files_sharing/src/mixins/SharesMixin.js
index 6bcf9fc79f..e5f6a88d8b 100644
--- a/apps/files_sharing/src/mixins/SharesMixin.js
+++ b/apps/files_sharing/src/mixins/SharesMixin.js
@@ -42,6 +42,10 @@ export default {
 			type: Share,
 			default: null,
 		},
+		isUnique: {
+			type: Boolean,
+			default: true,
+		},
 	},
 
 	data() {
diff --git a/apps/files_sharing/src/models/Share.js b/apps/files_sharing/src/models/Share.js
index 92ea314071..eb406a6015 100644
--- a/apps/files_sharing/src/models/Share.js
+++ b/apps/files_sharing/src/models/Share.js
@@ -150,6 +150,10 @@ export default class Share {
 			|| this.#share.share_with
 	}
 
+	get shareWithDisplayNameUnique() {
+		return this.#share.share_with_displayname_unique || this.#share.share_with
+	}
+
 	/**
 	 * Get the share with avatar if any
 	 *
diff --git a/apps/files_sharing/src/views/SharingList.vue b/apps/files_sharing/src/views/SharingList.vue
index b8f12f6ef1..5c2a21c8bf 100644
--- a/apps/files_sharing/src/views/SharingList.vue
+++ b/apps/files_sharing/src/views/SharingList.vue
@@ -26,6 +26,7 @@
 			:key="share.id"
 			:file-info="fileInfo"
 			:share="share"
+			:is-unique="isUnique(share)"
 			@remove:share="removeShare" />
 	</ul>
 </template>
@@ -34,6 +35,7 @@
 // eslint-disable-next-line no-unused-vars
 import Share from '../models/Share'
 import SharingEntry from '../components/SharingEntry'
+import ShareTypes from '../mixins/ShareTypes'
 
 export default {
 	name: 'SharingList',
@@ -42,6 +44,8 @@ export default {
 		SharingEntry,
 	},
 
+	mixins: [ShareTypes],
+
 	props: {
 		fileInfo: {
 			type: Object,
@@ -59,6 +63,13 @@ export default {
 		hasShares() {
 			return this.shares.length === 0
 		},
+		isUnique() {
+			return (share) => {
+				return [...this.shares].filter((item) => {
+					return share.type === this.SHARE_TYPES.SHARE_TYPE_USER && share.shareWithDisplayName === item.shareWithDisplayName
+				}).length <= 1
+			}
+		},
 	},
 
 	methods: {
diff --git a/apps/files_sharing/tests/Controller/ShareAPIControllerTest.php b/apps/files_sharing/tests/Controller/ShareAPIControllerTest.php
index 69b3166eff..ca66006a41 100644
--- a/apps/files_sharing/tests/Controller/ShareAPIControllerTest.php
+++ b/apps/files_sharing/tests/Controller/ShareAPIControllerTest.php
@@ -576,6 +576,7 @@ class ShareAPIControllerTest extends TestCase {
 			'share_type' => \OCP\Share::SHARE_TYPE_USER,
 			'share_with' => 'userId',
 			'share_with_displayname' => 'userDisplay',
+			'share_with_displayname_unique' => 'userId@example.com',
 			'uid_owner' => 'initiatorId',
 			'displayname_owner' => 'initiatorDisplay',
 			'item_type' => 'file',
@@ -773,6 +774,7 @@ class ShareAPIControllerTest extends TestCase {
 		$user = $this->getMockBuilder(IUser::class)->getMock();
 		$user->method('getUID')->willReturn('userId');
 		$user->method('getDisplayName')->willReturn('userDisplay');
+		$user->method('getEMailAddress')->willReturn('userId@example.com');
 
 		$group = $this->getMockBuilder('OCP\IGroup')->getMock();
 		$group->method('getGID')->willReturn('groupId');
@@ -3427,6 +3429,8 @@ class ShareAPIControllerTest extends TestCase {
 		$initiator->method('getDisplayName')->willReturn('initiatorDN');
 		$recipient = $this->getMockBuilder(IUser::class)->getMock();
 		$recipient->method('getDisplayName')->willReturn('recipientDN');
+		$recipient->method('getEmailAddress')->willReturn('recipient');
+
 
 		$result = [];
 
@@ -3466,6 +3470,7 @@ class ShareAPIControllerTest extends TestCase {
 				'file_target' => 'myTarget',
 				'share_with' => 'recipient',
 				'share_with_displayname' => 'recipient',
+				'share_with_displayname_unique' => 'recipient',
 				'note' => 'personal note',
 				'label' => null,
 				'mail_send' => 0,
@@ -3502,6 +3507,7 @@ class ShareAPIControllerTest extends TestCase {
 				'file_target' => 'myTarget',
 				'share_with' => 'recipient',
 				'share_with_displayname' => 'recipientDN',
+				'share_with_displayname_unique' => 'recipient',
 				'mail_send' => 0,
 				'mimetype' => 'myMimeType',
 				'has_preview' => false,
@@ -3552,6 +3558,7 @@ class ShareAPIControllerTest extends TestCase {
 				'file_target' => 'myTarget',
 				'share_with' => 'recipient',
 				'share_with_displayname' => 'recipient',
+				'share_with_displayname_unique' => 'recipient',
 				'mail_send' => 0,
 				'mimetype' => 'myMimeType',
 				'has_preview' => false,
@@ -3598,6 +3605,7 @@ class ShareAPIControllerTest extends TestCase {
 				'file_target' => 'myTarget',
 				'share_with' => 'recipient',
 				'share_with_displayname' => 'recipient',
+				'share_with_displayname_unique' => 'recipient',
 				'mail_send' => 0,
 				'mimetype' => 'myMimeType',
 				'has_preview' => false,
@@ -4145,6 +4153,7 @@ class ShareAPIControllerTest extends TestCase {
 				'file_target' => 'myTarget',
 				'share_with' => 'recipient',
 				'share_with_displayname' => 'recipient',
+				'share_with_displayname_unique' => 'recipient',
 				'mail_send' => 0,
 				'mimetype' => 'mimeWithPreview',
 				'has_preview' => true,