diff --git a/pkgs/development/python-modules/dm-tree/default.nix b/pkgs/development/python-modules/dm-tree/default.nix
new file mode 100644
index 000000000000..81eb101399ae
--- /dev/null
+++ b/pkgs/development/python-modules/dm-tree/default.nix
@@ -0,0 +1,47 @@
+{ autoPatchelfHook
+, buildPythonPackage
+, fetchPypi
+, isPy39
+, lib
+, six
+, stdenv
+}:
+
+buildPythonPackage rec {
+  pname = "dm-tree";
+  version = "0.1.6";
+  format = "wheel";
+
+  # At the time of writing (8/19/21), there are releases for 3.6-3.9. Supporting
+  # all of them is a pain, so we focus on 3.9, the current nixpkgs python3
+  # version.
+  disabled = !isPy39;
+
+  src = fetchPypi {
+    inherit version format;
+    sha256 = "1f71dy5xa5ywa5chbdhpdf8k0w1v9cvpn3qyk8nnjm79j90la9c4";
+    pname = "dm_tree";
+    dist = "cp39";
+    python = "cp39";
+    abi = "cp39";
+    platform = "manylinux_2_24_x86_64";
+  };
+
+  # Prebuilt wheels are dynamically linked against things that nix can't find.
+  # Run `autoPatchelfHook` to automagically fix them.
+  nativeBuildInputs = [ autoPatchelfHook ];
+  # Dynamic link dependencies
+  buildInputs = [ stdenv.cc.cc ];
+
+  propagatedBuildInputs = [ six ];
+
+  pythonImportsCheck = [ "tree" ];
+
+  meta = with lib; {
+    description = "Tree is a library for working with nested data structures.";
+    homepage    = "https://github.com/deepmind/tree";
+    license     = licenses.asl20;
+    maintainers = with maintainers; [ samuela ];
+    platforms = [ "x86_64-linux" ];
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 2e55385148aa..d5ef54ed1653 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -2289,6 +2289,8 @@ in {
 
   dm-sonnet = callPackage ../development/python-modules/dm-sonnet { };
 
+  dm-tree = callPackage ../development/python-modules/dm-tree { };
+
   dnachisel = callPackage ../development/python-modules/dnachisel { };
 
   dnslib = callPackage ../development/python-modules/dnslib { };