diff --git a/app/api/twenty-crm/tasks/route.ts b/app/api/twenty-crm/tasks/route.ts
index f4ff3ec..bc34424 100644
--- a/app/api/twenty-crm/tasks/route.ts
+++ b/app/api/twenty-crm/tasks/route.ts
@@ -23,10 +23,90 @@ interface TwentyTask {
   };
 }
 
+/**
+ * Get Twenty CRM workspace member ID by email
+ */
+async function getTwentyCrmUserId(email: string): Promise<string | null> {
+  try {
+    if (!process.env.TWENTY_CRM_API_URL || !process.env.TWENTY_CRM_API_KEY) {
+      return null;
+    }
+
+    const apiUrl = process.env.TWENTY_CRM_API_URL.endsWith('/graphql')
+      ? process.env.TWENTY_CRM_API_URL
+      : `${process.env.TWENTY_CRM_API_URL}/graphql`;
+
+    // Query to find workspace member by email
+    const query = `
+      query GetWorkspaceMemberByEmail {
+        workspaceMembers {
+          edges {
+            node {
+              id
+              user {
+                email
+              }
+            }
+          }
+        }
+      }
+    `;
+
+    const response = await fetch(apiUrl, {
+      method: 'POST',
+      headers: {
+        'Content-Type': 'application/json',
+        'Authorization': `Bearer ${process.env.TWENTY_CRM_API_KEY}`,
+      },
+      body: JSON.stringify({ query }),
+    });
+
+    if (!response.ok) {
+      logger.error('[TWENTY_CRM_TASKS] Failed to fetch workspace members', {
+        status: response.status,
+      });
+      return null;
+    }
+
+    const data = await response.json();
+
+    if (data.errors) {
+      logger.error('[TWENTY_CRM_TASKS] GraphQL errors fetching workspace members', {
+        errors: data.errors,
+      });
+      return null;
+    }
+
+    // Find workspace member with matching email
+    const members = data.data?.workspaceMembers?.edges || [];
+    const member = members.find((edge: any) => 
+      edge.node?.user?.email?.toLowerCase() === email.toLowerCase()
+    );
+
+    if (member) {
+      logger.debug('[TWENTY_CRM_TASKS] Found workspace member', {
+        memberId: member.node.id,
+        emailHash: Buffer.from(email.toLowerCase()).toString('base64').slice(0, 12),
+      });
+      return member.node.id;
+    }
+
+    logger.warn('[TWENTY_CRM_TASKS] Workspace member not found', {
+      emailHash: Buffer.from(email.toLowerCase()).toString('base64').slice(0, 12),
+    });
+    return null;
+  } catch (error) {
+    logger.error('[TWENTY_CRM_TASKS] Error fetching workspace member', {
+      error: error instanceof Error ? error.message : String(error),
+    });
+    return null;
+  }
+}
+
 /**
  * Fetch tasks from Twenty CRM using GraphQL API
  */
-async function fetchTwentyTasks(): Promise<TwentyTask[]> {
+async function fetchTwentyTasks(userId?: string): Promise<TwentyTask[]> {
   try {
     if (!process.env.TWENTY_CRM_API_URL) {
       logger.error('[TWENTY_CRM_TASKS] TWENTY_CRM_API_URL is not set in environment variables');
@@ -216,18 +296,40 @@ async function fetchTwentyTasks(): Promise<TwentyTask[]> {
         title: t.title,
         status: t.status,
         dueAt: t.dueAt,
+        assigneeId: t.assigneeId,
         hasDueDate: !!t.dueAt,
       })),
     });
 
-    // Filter client-side for overdue tasks (dueAt < today) and not completed (status !== 'Done')
+    // Filter by assignee if userId is provided
+    let filteredByAssignee = allTasks;
+    if (userId) {
+      filteredByAssignee = allTasks.filter((task: TwentyTask) => {
+        const isAssignedToUser = task.assigneeId === userId;
+        if (!isAssignedToUser) {
+          logger.debug('[TWENTY_CRM_TASKS] Filtering out task not assigned to user', {
+            id: task.id,
+            assigneeId: task.assigneeId,
+            userId,
+          });
+        }
+        return isAssignedToUser;
+      });
+      logger.error('[TWENTY_CRM_TASKS] Tasks after assignee filter', {
+        before: allTasks.length,
+        after: filteredByAssignee.length,
+        userId,
+      });
+    }
+
+    // Filter client-side for overdue tasks (dueAt <= today) and not completed (status !== 'Done')
     // Use local date for comparison to avoid timezone issues
     const now = new Date();
     const todayYear = now.getFullYear();
     const todayMonth = now.getMonth();
     const todayDay = now.getDate();
     
-    const tasks: TwentyTask[] = allTasks
+    const tasks: TwentyTask[] = filteredByAssignee
       .filter((task: TwentyTask) => {
         // Filter: only overdue tasks (dueAt < today) and not completed
         if (task.status === 'Done') {
@@ -311,7 +413,22 @@ export async function GET(request: NextRequest) {
       forceRefresh,
     });
 
-    const tasks = await fetchTwentyTasks();
+    // Get Twenty CRM user ID from email
+    const twentyCrmUserId = await getTwentyCrmUserId(session.user.email);
+    
+    if (!twentyCrmUserId) {
+      logger.warn('[TWENTY_CRM_TASKS] User not found in Twenty CRM, returning empty tasks', {
+        emailHash: Buffer.from(session.user.email.toLowerCase()).toString('base64').slice(0, 12),
+      });
+      return NextResponse.json([]);
+    }
+
+    logger.debug('[TWENTY_CRM_TASKS] Found Twenty CRM user ID', {
+      userId: twentyCrmUserId,
+      emailHash: Buffer.from(session.user.email.toLowerCase()).toString('base64').slice(0, 12),
+    });
+
+    const tasks = await fetchTwentyTasks(twentyCrmUserId);
 
     // Transform to match Leantime task format for consistency
     const transformedTasks = tasks.map((task) => ({