diff --git a/maintainers/maintainer-list.nix b/maintainers/maintainer-list.nix
index c398a518a8ef..fe482a00e8a8 100644
--- a/maintainers/maintainer-list.nix
+++ b/maintainers/maintainer-list.nix
@@ -742,6 +742,12 @@
     githubId = 45179933;
     name = "Alex Jackson";
   };
+  ajgon = {
+    email = "igor@rzegocki.pl";
+    github = "ajgon";
+    githubId = 150545;
+    name = "Igor Rzegocki";
+  };
   ajgrf = {
     email = "a@ajgrf.com";
     github = "ajgrf";
diff --git a/pkgs/by-name/wh/whatsie/package.nix b/pkgs/by-name/wh/whatsie/package.nix
new file mode 100644
index 000000000000..4dd661666803
--- /dev/null
+++ b/pkgs/by-name/wh/whatsie/package.nix
@@ -0,0 +1,58 @@
+{
+  fetchFromGitHub,
+  lib,
+  stdenv,
+  libX11,
+  libxcb,
+  qt5,
+}:
+
+stdenv.mkDerivation (finalAttrs: {
+  pname = "whatsie";
+  version = "4.15.5";
+
+  src = fetchFromGitHub {
+    owner = "keshavbhatt";
+    repo = "whatsie";
+    rev = "refs/tags/v${finalAttrs.version}";
+    hash = "sha256-6tczt9oPtcKvA59YqRHGOE2VFQLRNbyHpCJ6b4kzgks=";
+  };
+
+  sourceRoot = "${finalAttrs.src.name}/src";
+
+  buildInputs = [
+    libX11
+    libxcb
+    qt5.qtwebengine
+  ];
+
+  nativeBuildInputs = [
+    qt5.wrapQtAppsHook
+    qt5.qmake
+  ];
+
+  strictDeps = false;
+
+  enableParallelBuilding = true;
+
+  preBuild = ''
+    export QT_WEBENGINE_ICU_DATA_DIR=${qt5.qtwebengine.out}/resources
+  '';
+
+  installPhase = ''
+    runHook preInstall
+
+    install -Dm755 whatsie -t $out/bin
+
+    runHook postInstall
+  '';
+
+  meta = {
+    homepage = "https://github.com/keshavbhatt/whatsie";
+    description = "Feature rich WhatsApp Client for Desktop Linux";
+    license = lib.licenses.mit;
+    mainProgram = "whatsie";
+    maintainers = with lib.maintainers; [ ajgon ];
+    platforms = lib.platforms.linux;
+  };
+})