diff --git a/pkgs/data/icons/numix-icon-theme-circle/default.nix b/pkgs/data/icons/numix-icon-theme-circle/default.nix
new file mode 100644
index 00000000000..ef7c5476fc6
--- /dev/null
+++ b/pkgs/data/icons/numix-icon-theme-circle/default.nix
@@ -0,0 +1,30 @@
+{ stdenv, fetchurl, unzip }:
+
+stdenv.mkDerivation rec {
+  version = "d7e8c4cdcf";
+
+  package-name = "numix-icon-theme-circle";
+  
+  name = "${package-name}-${version}";
+
+  buildInputs = [ unzip ];
+  
+  src = fetchurl {
+    url = "https://github.com/numixproject/${package-name}/archive/${version}.zip";
+    sha256 = "672d6f4d000c4c75a64e0297f9609afab1035d082d7ab4f7abe3e2173cba9324";
+  };
+
+  dontBuild = true;
+
+  installPhase = ''
+    install -dm 755 $out/usr/share/icons
+    cp -dr --no-preserve='ownership' Numix-Circle{,-Light} $out/usr/share/icons/
+  '';
+  
+  meta = {
+    description = "Numix icon theme (circle version)";
+    homepage = https://numixproject.org;
+    license = stdenv.lib.licenses.gpl3;
+    platforms = stdenv.lib.platforms.all;
+  };
+}
diff --git a/pkgs/data/icons/numix-icon-theme/default.nix b/pkgs/data/icons/numix-icon-theme/default.nix
new file mode 100644
index 00000000000..cd515f11f5d
--- /dev/null
+++ b/pkgs/data/icons/numix-icon-theme/default.nix
@@ -0,0 +1,30 @@
+{ stdenv, fetchurl, unzip }:
+
+stdenv.mkDerivation rec {
+  version = "2c11fbfcee";
+
+  package-name = "numix-icon-theme";
+  
+  name = "${package-name}-${version}";
+
+  buildInputs = [ unzip ];
+  
+  src = fetchurl {
+    url = "https://github.com/numixproject/${package-name}/archive/${version}.zip";
+    sha256 = "61dc170b8a70b20a9075f06e1668d6bd8907a6db0ef9e3568c473296d0f351e1";
+  };
+
+  dontBuild = true;
+
+  installPhase = ''
+    install -dm 755 $out/usr/share/icons
+    cp -dr --no-preserve='ownership' Numix{,-Light} $out/usr/share/icons/
+  '';
+  
+  meta = {
+    description = "Numix icon theme";
+    homepage = https://numixproject.org;
+    license = stdenv.lib.licenses.gpl3;
+    platforms = stdenv.lib.platforms.all;
+  };
+}
diff --git a/pkgs/misc/themes/gtk3/numix-gtk-theme/default.nix b/pkgs/misc/themes/gtk3/numix-gtk-theme/default.nix
new file mode 100644
index 00000000000..ed6254a3e22
--- /dev/null
+++ b/pkgs/misc/themes/gtk3/numix-gtk-theme/default.nix
@@ -0,0 +1,25 @@
+{ stdenv, fetchurl }:
+
+stdenv.mkDerivation rec {
+  version = "2.2.3";
+  name = "numix-gtk-theme-${version}";
+  
+  src = fetchurl {
+    url = "https://github.com/shimmerproject/Numix/archive/v${version}.tar.gz";
+    sha256 = "b0acc2d81300b898403766456d3406304553cc7016677381f3179dbeb1192a2d";
+  };
+
+  dontBuild = true;
+
+  installPhase = ''
+    install -dm 755 $out/usr/share/themes/Numix
+    cp -dr --no-preserve='ownership' {LICENSE,CREDITS,index.theme,gtk-2.0,gtk-3.0,metacity-1,openbox-3,unity,xfce-notify-4.0,xfwm4} $out/usr/share/themes/Numix/
+  '';
+  
+  meta = {
+    description = "Numix GTK theme";
+    homepage = https://numixproject.org;
+    license = stdenv.lib.licenses.gpl3;
+    platforms = stdenv.lib.platforms.all;
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 5e9f9247b07..68e59d038fa 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -9532,6 +9532,10 @@ let
 
   nafees = callPackage ../data/fonts/nafees { };
 
+  numix-icon-theme = callPackage ../data/icons/numix-icon-theme { };
+
+  numix-icon-theme-circle = callPackage ../data/icons/numix-icon-theme-circle { };
+
   oldstandard = callPackage ../data/fonts/oldstandard { };
 
   open-dyslexic = callPackage ../data/fonts/open-dyslexic { };
@@ -12842,6 +12846,8 @@ let
 
   mate-themes = callPackage ../misc/themes/mate-themes { };
 
+  numix-gtk-theme = callPackage ../misc/themes/gtk3/numix-gtk-theme { };
+
   plasma52 = recurseIntoAttrs (callPackage ../desktops/plasma-5.2 {
     qt5 = qt54;
     kf5 = kf57;