diff --git a/canvasapi/assignment.py b/canvasapi/assignment.py
index c09a4208..0cf7b12d 100644
--- a/canvasapi/assignment.py
+++ b/canvasapi/assignment.py
@@ -57,6 +57,23 @@ def delete(self, **kwargs):
         )
         return Assignment(self._requester, response.json())
 
+    def duplicate(self, **kwargs):
+        """
+        Duplicate this assignment.
+
+        :calls: `POST /api/v1/courses/:course_id/assignments/:assignment_id/duplicate \
+        <https://canvas.instructure.com/doc/api/assignments.html#method.assignments_api.duplicate>`_
+
+        :rtype: :class:`canvasapi.assignment.Assignment`
+        """
+
+        response = self._requester.request(
+            "POST",
+            "courses/{}/assignments/{}/duplicate".format(self.course_id, self.id),
+            _kwargs=combine_kwargs(**kwargs),
+        )
+        return Assignment(self._requester, response.json())
+
     def edit(self, **kwargs):
         """
         Modify this assignment.
diff --git a/tests/fixtures/assignment.json b/tests/fixtures/assignment.json
index cfcbd2f9..30089c50 100644
--- a/tests/fixtures/assignment.json
+++ b/tests/fixtures/assignment.json
@@ -121,6 +121,17 @@
 		},
 		"status_code": 200
 	},
+	"duplicate_assignment": {
+		"method": "POST",
+		"endpoint": "courses/1/assignments/1/duplicate",
+		"data": {
+			"id": 1,
+			"course_id": 1,
+			"name": "Assignment 1 Copy",
+			"description": "Duplicate assignment"
+		},
+		"status_code": 200
+	},
 	"edit_assignment": {
 		"method": "PUT",
 		"endpoint": "courses/1/assignments/1",
diff --git a/tests/test_assignment.py b/tests/test_assignment.py
index 8f59ac8d..c6146060 100644
--- a/tests/test_assignment.py
+++ b/tests/test_assignment.py
@@ -65,6 +65,15 @@ def test_delete_assignments(self, m):
 
         self.assertIsInstance(deleted_assignment, Assignment)
 
+    # duplicate()
+    def test_duplicate_assignments(self, m):
+        register_uris({"assignment": ["duplicate_assignment"]}, m)
+
+        duplicated_assignment = self.assignment.duplicate()
+
+        self.assertIsInstance(duplicated_assignment, Assignment)
+        self.assertTrue(duplicated_assignment.name == f"{self.assignment.name} Copy")
+
     # edit()
     def test_edit_assignment(self, m):
         register_uris({"assignment": ["edit_assignment"]}, m)