diff --git a/var/spack/repos/builtin/packages/py-mailchecker/package.py b/var/spack/repos/builtin/packages/py-mailchecker/package.py
new file mode 100644
index 0000000000..f4191dfe99
--- /dev/null
+++ b/var/spack/repos/builtin/packages/py-mailchecker/package.py
@@ -0,0 +1,19 @@
+# Copyright 2013-2021 Lawrence Livermore National Security, LLC and other
+# Spack Project Developers. See the top-level COPYRIGHT file for details.
+#
+# SPDX-License-Identifier: (Apache-2.0 OR MIT)
+
+
+from spack import *
+
+
+class PyMailchecker(PythonPackage):
+    """Cross-language email validation. Backed by a database of thousands
+    throwable email providers"""
+
+    homepage = "https://github.com/FGRibreau/mailchecker"
+    pypi     = "mailchecker/mailchecker-4.0.3.tar.gz"
+
+    version('4.0.3', sha256='00dbe9739c754366233eb3887c5deef987672482a26e814314c3e749fc7b1d1f')
+
+    depends_on('py-setuptools', type='build')