diff --git a/maintainers/maintainer-list.nix b/maintainers/maintainer-list.nix
index 5cff742efe9..e436ce47eec 100644
--- a/maintainers/maintainer-list.nix
+++ b/maintainers/maintainer-list.nix
@@ -4061,6 +4061,12 @@
     github = "gytis-ivaskevicius";
     githubId = 23264966;
   };
+  hagl = {
+    email = "harald@glie.be";
+    github = "hagl";
+    githubId = 1162118;
+    name = "Harald Gliebe";
+  };
   hakuch = {
     email = "hakuch@gmail.com";
     github = "hakuch";
diff --git a/pkgs/development/tools/pgtop/default.nix b/pkgs/development/tools/pgtop/default.nix
new file mode 100644
index 00000000000..03b3ef89265
--- /dev/null
+++ b/pkgs/development/tools/pgtop/default.nix
@@ -0,0 +1,30 @@
+{ lib, stdenv, perlPackages, fetchFromGitHub, shortenPerlShebang }:
+
+perlPackages.buildPerlPackage rec {
+  pname = "pgtop";
+  version = "0.11";
+
+  src = fetchFromGitHub {
+    owner = "cosimo";
+    repo = "pgtop";
+    rev = "v${version}";
+    sha256 = "1awyl6ddfihm7dfr5y2z15r1si5cyipnlyyj3m1l19pk98s4x66l";
+  };
+
+  outputs = [ "out" ];
+
+  buildInputs = with perlPackages; [ DBI DBDPg TermReadKey JSON LWPUserAgent ];
+
+  nativeBuildInputs = lib.optional stdenv.isDarwin shortenPerlShebang;
+  postInstall = lib.optionalString stdenv.isDarwin ''
+    shortenPerlShebang $out/bin/pgtop
+  '';
+
+  meta = with lib; {
+    description = "a PostgreSQL clone of `mytop', which in turn is a `top' clone for MySQL";
+    homepage = "https://github.com/cosimo/pgtop";
+    changelog = "https://github.com/cosimo/pgtop/releases/tag/v${version}";
+    maintainers = [ maintainers.hagl ];
+    license = [ licenses.gpl2Only ];
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 55a31576b6e..0143659d538 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -5616,6 +5616,8 @@ in
 
   pgloader = callPackage ../development/tools/pgloader { };
 
+  pgtop = callPackage ../development/tools/pgtop { };
+
   pigz = callPackage ../tools/compression/pigz { };
 
   pixz = callPackage ../tools/compression/pixz { };