diff --git a/maintainers/maintainer-list.nix b/maintainers/maintainer-list.nix
index 53ec3bcfebd44..21af8c3611d9e 100644
--- a/maintainers/maintainer-list.nix
+++ b/maintainers/maintainer-list.nix
@@ -24805,6 +24805,11 @@
     githubId = 74688871;
     name = "Tochukwu Ahanonu";
   };
+  tohmais = {
+    github = "tohmais";
+    githubId = 48165643;
+    name = "tohmais";
+  };
   tomahna = {
     email = "kevin.rauscher@tomahna.fr";
     github = "Tomahna";
diff --git a/pkgs/data/themes/sddm-tokyo-night/default.nix b/pkgs/data/themes/sddm-tokyo-night/default.nix
new file mode 100644
index 0000000000000..d5088b61258f5
--- /dev/null
+++ b/pkgs/data/themes/sddm-tokyo-night/default.nix
@@ -0,0 +1,51 @@
+{
+  lib,
+  stdenvNoCC,
+  pkgs,
+  themeConfig ? null,
+}:
+stdenvNoCC.mkDerivation rec {
+  pname = "sddm-tokyo-night";
+  version = "0-unstable-2023-06-13";
+
+  src = pkgs.fetchFromGitHub {
+    owner = "siddrs";
+    repo = "tokyo-night-sddm";
+    rev = "320c8e74ade1e94f640708eee0b9a75a395697c6";
+    sha256 = "1gf074ypgc4r8pgljd8lydy0l5fajrl2pi2avn5ivacz4z7ma595";
+  };
+
+  dontWrapQtApps = true;
+
+  propagatedUserEnvPkgs = with pkgs.libsForQt5.qt5; [
+    qtquickcontrols2
+    qtgraphicaleffects
+    qtsvg
+  ];
+
+  installPhase =
+    let
+      iniFormat = pkgs.formats.ini { };
+      configFile = iniFormat.generate "" { General = themeConfig; };
+
+      basePath = "$out/share/sddm/themes/tokyo-night";
+    in
+    ''
+      mkdir -p ${basePath}
+      cp -r $src/* ${basePath}
+    ''
+    + lib.optionalString (themeConfig != null) ''
+      ln -sf ${configFile} ${basePath}/theme.conf.user
+    '';
+
+  meta = {
+    description = "Tokyo Night for SDDM";
+    homepage = "https://github.com/siddrs/tokyo-night-sddm";
+    license = with lib.licenses; [
+      lgpl21
+      gpl3Plus
+    ];
+    platforms = lib.platforms.linux;
+    maintainers = with lib.maintainers; [ tohmais ];
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index af08305faa5c1..65f6263747457 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -11422,6 +11422,8 @@ with pkgs;
 
   sddm-chili-theme = libsForQt5.callPackage ../data/themes/chili-sddm { };
 
+  sddm-tokyo-night = libsForQt5.callPackage ../data/themes/sddm-tokyo-night { };
+
   sddm-sugar-dark = libsForQt5.callPackage ../data/themes/sddm-sugar-dark { };
 
   sdrangel = qt6Packages.callPackage ../applications/radio/sdrangel { };