diff --git a/apps/api/plane/api/views/issue.py b/apps/api/plane/api/views/issue.py
index fe32fe3fddd..0f2f8c5bd09 100644
--- a/apps/api/plane/api/views/issue.py
+++ b/apps/api/plane/api/views/issue.py
@@ -298,6 +298,7 @@ def get(self, request, slug, project_id):
 
         external_id = request.GET.get("external_id")
         external_source = request.GET.get("external_source")
+        assignee_id = request.GET.get("assignee")
 
         if external_id and external_source:
             issue = Issue.objects.get(
@@ -343,6 +344,11 @@ def get(self, request, slug, project_id):
 
         total_issue_queryset = Issue.issue_objects.filter(project_id=project_id, workspace__slug=slug)
 
+        # filtering by assignee id
+        if assignee_id:
+            issue_queryset = issue_queryset.filter(assignees__id=assignee_id)
+            total_issue_queryset = total_issue_queryset.filter(assignees__id=assignee_id)
+
         # Priority Ordering
         if order_by_param == "priority" or order_by_param == "-priority":
             priority_order = priority_order if order_by_param == "priority" else priority_order[::-1]