diff --git a/pkgs/development/python-modules/mongomock/default.nix b/pkgs/development/python-modules/mongomock/default.nix
new file mode 100644
index 000000000000..0f2f305c97c3
--- /dev/null
+++ b/pkgs/development/python-modules/mongomock/default.nix
@@ -0,0 +1,40 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, pbr
+, sentinels
+, six
+, pytestCheckHook
+}:
+
+buildPythonPackage rec {
+  pname = "mongomock";
+  version = "3.23.0";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "1pdh4pj5n6dsaqy98q40wig5y6imfs1p043cgkaaw8f2hxy5x56r";
+  };
+
+  nativeBuildInputs = [
+    pbr
+  ];
+
+  propagatedBuildInputs = [
+    sentinels
+    six
+  ];
+
+  checkInputs = [
+    pytestCheckHook
+  ];
+
+  pythonImportsCheck = [ "mongomock" ];
+
+  meta = with lib; {
+    homepage = "https://github.com/mongomock/mongomock";
+    description = "Fake pymongo stub for testing simple MongoDB-dependent code";
+    license = licenses.bsd3;
+    maintainers = with maintainers; [ gador ];
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index fc4e04501250..beff0cddc89e 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -5068,6 +5068,8 @@ in {
 
   mohawk = callPackage ../development/python-modules/mohawk { };
 
+  mongomock = callPackage ../development/python-modules/mongomock { };
+
   mongodict = callPackage ../development/python-modules/mongodict { };
 
   mongoengine = callPackage ../development/python-modules/mongoengine { };