diff --git a/backend/src/server/routes/index.ts b/backend/src/server/routes/index.ts
index f7fdb9205..d94d00ccb 100644
--- a/backend/src/server/routes/index.ts
+++ b/backend/src/server/routes/index.ts
@@ -411,7 +411,12 @@ export const registerRoutes = async (
     folderDAL
   });
 
-  const projectRoleService = projectRoleServiceFactory({ permissionService, projectRoleDAL });
+  const projectRoleService = projectRoleServiceFactory({
+    permissionService,
+    projectRoleDAL,
+    projectUserMembershipRoleDAL,
+    identityProjectMembershipRoleDAL
+  });
 
   const snapshotService = secretSnapshotServiceFactory({
     permissionService,
diff --git a/backend/src/services/project-role/project-role-service.ts b/backend/src/services/project-role/project-role-service.ts
index 5c8ecdcff..831af3200 100644
--- a/backend/src/services/project-role/project-role-service.ts
+++ b/backend/src/services/project-role/project-role-service.ts
@@ -14,16 +14,25 @@ import {
 import { BadRequestError } from "@app/lib/errors";
 
 import { ActorAuthMethod, ActorType } from "../auth/auth-type";
+import { TIdentityProjectMembershipRoleDALFactory } from "../identity-project/identity-project-membership-role-dal";
+import { TProjectUserMembershipRoleDALFactory } from "../project-membership/project-user-membership-role-dal";
 import { TProjectRoleDALFactory } from "./project-role-dal";
 
 type TProjectRoleServiceFactoryDep = {
   projectRoleDAL: TProjectRoleDALFactory;
   permissionService: Pick<TPermissionServiceFactory, "getProjectPermission" | "getUserProjectPermission">;
+  identityProjectMembershipRoleDAL: TIdentityProjectMembershipRoleDALFactory;
+  projectUserMembershipRoleDAL: TProjectUserMembershipRoleDALFactory;
 };
 
 export type TProjectRoleServiceFactory = ReturnType<typeof projectRoleServiceFactory>;
 
-export const projectRoleServiceFactory = ({ projectRoleDAL, permissionService }: TProjectRoleServiceFactoryDep) => {
+export const projectRoleServiceFactory = ({
+  projectRoleDAL,
+  permissionService,
+  identityProjectMembershipRoleDAL,
+  projectUserMembershipRoleDAL
+}: TProjectRoleServiceFactoryDep) => {
   const createRole = async (
     actor: ActorType,
     actorId: string,
@@ -96,8 +105,25 @@ export const projectRoleServiceFactory = ({ projectRoleDAL, permissionService }:
       actorOrgId
     );
     ForbiddenError.from(permission).throwUnlessCan(ProjectPermissionActions.Delete, ProjectPermissionSub.Role);
+
+    const identityRole = await identityProjectMembershipRoleDAL.findOne({ customRoleId: roleId });
+    const projectUserRole = await projectUserMembershipRoleDAL.findOne({ customRoleId: roleId });
+
+    if (identityRole) {
+      throw new BadRequestError({
+        message: "The role is assigned to one or more identities. Make sure to unassign them before deleting the role.",
+        name: "Delete role"
+      });
+    }
+    if (projectUserRole) {
+      throw new BadRequestError({
+        message: "The role is assigned to one or more users. Make sure to unassign them before deleting the role.",
+        name: "Delete role"
+      });
+    }
+
     const [deletedRole] = await projectRoleDAL.delete({ id: roleId, projectId });
-    if (!deletedRole) throw new BadRequestError({ message: "Role not found", name: "Update role" });
+    if (!deletedRole) throw new BadRequestError({ message: "Role not found", name: "Delete role" });
 
     return deletedRole;
   };
diff --git a/frontend/src/views/Org/MembersPage/components/OrgRoleTabSection/OrgRoleTable.tsx b/frontend/src/views/Org/MembersPage/components/OrgRoleTabSection/OrgRoleTable.tsx
index e2086a6ab..b4e08f51a 100644
--- a/frontend/src/views/Org/MembersPage/components/OrgRoleTabSection/OrgRoleTable.tsx
+++ b/frontend/src/views/Org/MembersPage/components/OrgRoleTabSection/OrgRoleTable.tsx
@@ -31,7 +31,7 @@ export const OrgRoleTable = ({ onSelectRole }: Props) => {
   const [searchRoles, setSearchRoles] = useState("");
   const { currentOrg } = useOrganization();
   const orgId = currentOrg?.id || "";
-  
+
   const { popUp, handlePopUpOpen, handlePopUpClose } = usePopUp(["deleteRole"] as const);
 
   const { data: roles, isLoading: isRolesLoading } = useGetOrgRoles(orgId);
@@ -49,7 +49,7 @@ export const OrgRoleTable = ({ onSelectRole }: Props) => {
       handlePopUpClose("deleteRole");
     } catch (err) {
       console.log(err);
-      createNotification({ type: "error", text: "Failed to create role" });
+      createNotification({ type: "error", text: "Failed to delete role" });
     }
   };
 
diff --git a/frontend/src/views/Project/MembersPage/components/ProjectRoleListTab/components/ProjectRoleList/ProjectRoleList.tsx b/frontend/src/views/Project/MembersPage/components/ProjectRoleListTab/components/ProjectRoleList/ProjectRoleList.tsx
index aa29a363b..d8a22bdb4 100644
--- a/frontend/src/views/Project/MembersPage/components/ProjectRoleListTab/components/ProjectRoleList/ProjectRoleList.tsx
+++ b/frontend/src/views/Project/MembersPage/components/ProjectRoleListTab/components/ProjectRoleList/ProjectRoleList.tsx
@@ -29,7 +29,7 @@ type Props = {
 
 export const ProjectRoleList = ({ onSelectRole }: Props) => {
   const [searchRoles, setSearchRoles] = useState("");
-  
+
   const { popUp, handlePopUpOpen, handlePopUpClose } = usePopUp(["deleteRole"] as const);
   const { currentWorkspace } = useWorkspace();
   const workspaceId = currentWorkspace?.id || "";
@@ -50,7 +50,7 @@ export const ProjectRoleList = ({ onSelectRole }: Props) => {
       handlePopUpClose("deleteRole");
     } catch (err) {
       console.log(err);
-      createNotification({ type: "error", text: "Failed to create role" });
+      createNotification({ type: "error", text: "Failed to delete role" });
     }
   };