diff --git a/pkgs/data/themes/marwaita/default.nix b/pkgs/data/themes/marwaita/default.nix
new file mode 100644
index 000000000000..8a2300785b5b
--- /dev/null
+++ b/pkgs/data/themes/marwaita/default.nix
@@ -0,0 +1,47 @@
+{ stdenv
+, fetchFromGitHub
+, gdk-pixbuf
+, gtk-engine-murrine
+, gtk_engines
+, librsvg
+}:
+
+stdenv.mkDerivation rec {
+  pname = "marwaita";
+  version = "2020-07-01";
+
+  src = fetchFromGitHub {
+    owner = "darkomarko42";
+    repo = pname;
+    rev = "310a3e596e95005752e14e2b96f55966cbb59d67";
+    sha256 = "1r0jqv3hh74965dgc7qwvvhwzf548gb27z69lbpwz060k9di6zwj";
+  };
+
+  buildInputs = [
+    gdk-pixbuf
+    gtk_engines
+    librsvg
+  ];
+
+  propagatedUserEnvPkgs = [
+    gtk-engine-murrine
+  ];
+
+  dontBuild = true;
+
+  installPhase = ''
+    runHook preInstall
+    mkdir -p $out/share/themes
+    cp -a Marwaita* $out/share/themes
+    rm $out/share/themes/*/COPYING
+    runHook postInstall
+  '';
+
+  meta = with stdenv.lib; {
+    description = "GTK theme supporting Budgie, Pantheon, Mate and Xfce4 desktops";
+    homepage = "https://www.pling.com/p/1239855/";
+    license = licenses.cc0;
+    platforms = platforms.unix;
+    maintainers = [ maintainers.romildo ];
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 5eb8d0c45edf..de6cd4fb7556 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -18391,6 +18391,8 @@ in
 
   manrope = callPackage ../data/fonts/manrope { };
 
+  marwaita = callPackage ../data/themes/marwaita { };
+
   matcha-gtk-theme = callPackage ../data/themes/matcha { };
 
   materia-theme = callPackage ../data/themes/materia-theme { };