diff --git a/pkgs/development/python-modules/rfc3339-validator/default.nix b/pkgs/development/python-modules/rfc3339-validator/default.nix
new file mode 100644
index 00000000000..f51a232550b
--- /dev/null
+++ b/pkgs/development/python-modules/rfc3339-validator/default.nix
@@ -0,0 +1,31 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, pytestCheckHook
+, hypothesis
+, six
+, strict-rfc3339
+}:
+
+buildPythonPackage rec {
+  pname = "rfc3339-validator";
+  version = "0.1.3";
+
+  src = fetchPypi {
+    pname = "rfc3339_validator";
+    inherit version;
+    sha256 = "7a578aa0740e9ee2b48356fe1f347139190c4c72e27f303b3617054efd15df32";
+  };
+
+  propagatedBuildInputs = [ six ];
+
+  checkInputs = [ pytestCheckHook hypothesis strict-rfc3339 ];
+  pythonImportsCheck = [ "rfc3339_validator" ];
+
+  meta = with lib; {
+    description = "RFC 3339 validator for Python";
+    homepage = "https://github.com/naimetti/rfc3339-validator";
+    license = licenses.mit;
+    maintainers = with maintainers; [ AluisioASG ];
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index adb4a4aa403..085320b5e91 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -7020,6 +7020,8 @@ in {
 
   retworkx = callPackage ../development/python-modules/retworkx { };
 
+  rfc3339-validator = callPackage ../development/python-modules/rfc3339-validator { };
+
   rfc3986 = callPackage ../development/python-modules/rfc3986 { };
 
   rfc3987 = callPackage ../development/python-modules/rfc3987 { };