diff --git a/src/plugins/workspace/server/plugin.ts b/src/plugins/workspace/server/plugin.ts
index 824135698536..f9b7b28f1b72 100644
--- a/src/plugins/workspace/server/plugin.ts
+++ b/src/plugins/workspace/server/plugin.ts
@@ -147,6 +147,7 @@ export class WorkspacePlugin implements Plugin<{}, {}> {
       throw new Error('UI setting client can not be found');
     }
     const internalRepository = this.coreStart.savedObjects.createInternalRepository();
+    this.client?.setInternalRepository(internalRepository);
     const publicWorkspaceACL = new ACL().addPermission(
       [WorkspacePermissionMode.LibraryRead, WorkspacePermissionMode.LibraryWrite],
       {
diff --git a/src/plugins/workspace/server/types.ts b/src/plugins/workspace/server/types.ts
index c45d13f0fb87..c87588535d88 100644
--- a/src/plugins/workspace/server/types.ts
+++ b/src/plugins/workspace/server/types.ts
@@ -11,6 +11,7 @@ import {
   WorkspacePermissionMode,
   Permissions,
   WorkspaceAttribute,
+  ISavedObjectsRepository,
 } from '../../../core/server';
 
 export interface WorkspaceAttributeWithPermission extends WorkspaceAttribute {
@@ -35,6 +36,7 @@ export interface IRequestDetail {
 
 export interface IWorkspaceDBImpl {
   setup(dep: CoreSetup): Promise<IResponse<boolean>>;
+  setInternalRepository(repository: ISavedObjectsRepository): void;
   create(
     requestDetail: IRequestDetail,
     payload: Omit<WorkspaceAttributeWithPermission, 'id'>
diff --git a/src/plugins/workspace/server/workspace_client.ts b/src/plugins/workspace/server/workspace_client.ts
index b569736aa924..f72952f72378 100644
--- a/src/plugins/workspace/server/workspace_client.ts
+++ b/src/plugins/workspace/server/workspace_client.ts
@@ -2,11 +2,13 @@
  * Copyright OpenSearch Contributors
  * SPDX-License-Identifier: Apache-2.0
  */
+import { i18n } from '@osd/i18n';
 import type {
   SavedObject,
   SavedObjectsClientContract,
   CoreSetup,
   WorkspaceAttribute,
+  ISavedObjectsRepository,
 } from '../../../core/server';
 import { WORKSPACE_TYPE } from '../../../core/server';
 import {
@@ -21,8 +23,18 @@ import { generateRandomId } from './utils';
 
 const WORKSPACE_ID_SIZE = 6;
 
+const DUPLICATE_WORKSPACE_NAME_ERROR = i18n.translate('workspace.duplicate.name.error', {
+  defaultMessage: 'workspace name has already been used, try with a different name',
+});
+
 export class WorkspaceClientWithSavedObject implements IWorkspaceDBImpl {
   private setupDep: CoreSetup;
+
+  private internalSavedObjectsRepository?: ISavedObjectsRepository;
+  setInternalRepository(repository: ISavedObjectsRepository) {
+    this.internalSavedObjectsRepository = repository;
+  }
+
   constructor(core: CoreSetup) {
     this.setupDep = core;
   }
@@ -57,12 +69,23 @@ export class WorkspaceClientWithSavedObject implements IWorkspaceDBImpl {
     try {
       const { permissions, ...attributes } = payload;
       const id = generateRandomId(WORKSPACE_ID_SIZE);
-      const result = await this.getSavedObjectClientsFromRequestDetail(requestDetail).create<
-        Omit<WorkspaceAttribute, 'id'>
-      >(WORKSPACE_TYPE, attributes, {
-        id,
-        permissions,
+      const client = this.getSavedObjectClientsFromRequestDetail(requestDetail);
+      const existingWorkspaceRes = await this.internalSavedObjectsRepository?.find({
+        type: WORKSPACE_TYPE,
+        search: attributes.name,
+        searchFields: ['name'],
       });
+      if (existingWorkspaceRes && existingWorkspaceRes.total > 0) {
+        throw new Error(DUPLICATE_WORKSPACE_NAME_ERROR);
+      }
+      const result = await client.create<Omit<WorkspaceAttribute, 'id'>>(
+        WORKSPACE_TYPE,
+        attributes,
+        {
+          id,
+          permissions,
+        }
+      );
       return {
         success: true,
         result: {
@@ -130,9 +153,20 @@ export class WorkspaceClientWithSavedObject implements IWorkspaceDBImpl {
   ): Promise<IResponse<boolean>> {
     const { permissions, ...attributes } = payload;
     try {
-      await this.getSavedObjectClientsFromRequestDetail(requestDetail).update<
-        Omit<WorkspaceAttribute, 'id'>
-      >(WORKSPACE_TYPE, id, attributes, {
+      const client = this.getSavedObjectClientsFromRequestDetail(requestDetail);
+      const workspaceInDB: SavedObject<WorkspaceAttribute> = await client.get(WORKSPACE_TYPE, id);
+      if (workspaceInDB.attributes.name !== attributes.name) {
+        const existingWorkspaceRes = await this.internalSavedObjectsRepository?.find({
+          type: WORKSPACE_TYPE,
+          search: attributes.name,
+          searchFields: ['name'],
+          fields: ['_id'],
+        });
+        if (existingWorkspaceRes && existingWorkspaceRes.total > 0) {
+          throw new Error(DUPLICATE_WORKSPACE_NAME_ERROR);
+        }
+      }
+      await client.update<Omit<WorkspaceAttribute, 'id'>>(WORKSPACE_TYPE, id, attributes, {
         permissions,
       });
       return {