diff --git a/pkgs/by-name/s3/s3ql/package.nix b/pkgs/by-name/s3/s3ql/package.nix
index f0181e19b9bc..5894d776444f 100644
--- a/pkgs/by-name/s3/s3ql/package.nix
+++ b/pkgs/by-name/s3/s3ql/package.nix
@@ -27,7 +27,6 @@ python3.pkgs.buildPythonApplication rec {
     apsw
     cryptography
     defusedxml
-    dugong
     google-auth
     google-auth-oauthlib
     pyfuse3
diff --git a/pkgs/development/python-modules/dugong/default.nix b/pkgs/development/python-modules/dugong/default.nix
deleted file mode 100644
index 345161c8350f..000000000000
--- a/pkgs/development/python-modules/dugong/default.nix
+++ /dev/null
@@ -1,38 +0,0 @@
-{
-  lib,
-  buildPythonPackage,
-  fetchFromGitHub,
-  pythonOlder,
-  pytestCheckHook,
-}:
-
-buildPythonPackage rec {
-  pname = "dugong";
-  version = "3.8.1";
-  format = "setuptools";
-
-  src = fetchFromGitHub {
-    owner = "python-dugong";
-    repo = "python-dugong";
-    rev = "release-${version}";
-    sha256 = "1063c1779idc5nrjzfv5w1xqvyy3crapb2a2xll9y6xphxclnkjc";
-  };
-
-  nativeCheckInputs = [ pytestCheckHook ];
-
-  # Lots of tests hang during teardown with:
-  #   ssl.SSLEOFError: EOF occurred in violation of protocol (_ssl.c:2396)
-  doCheck = pythonOlder "3.10";
-
-  pythonImportsCheck = [ "dugong" ];
-
-  meta = with lib; {
-    description = "HTTP 1.1 client designed for REST-ful APIs";
-    homepage = "https://github.com/python-dugong/python-dugong/";
-    license = with licenses; [
-      psfl
-      asl20
-    ];
-    maintainers = [ ];
-  };
-}
diff --git a/pkgs/top-level/python-aliases.nix b/pkgs/top-level/python-aliases.nix
index 0f47f30526a4..926b83659415 100644
--- a/pkgs/top-level/python-aliases.nix
+++ b/pkgs/top-level/python-aliases.nix
@@ -189,6 +189,7 @@ mapAliases ({
   doctest-ignore-unicode = throw "doctest-ignore-unicode has been removed since it has been unmaintained for 11 years"; # added 2024-05-20
   dogpile_cache = dogpile-cache; # added 2021-10-28
   dogpile-core = throw "dogpile-core is no longer maintained, use dogpile-cache instead"; # added 2021-11-20
+  dugong = throw "dugong is unmaintained since 2022 and has therefore been removed"; # added 2024-12-12
   eebrightbox = throw "eebrightbox is unmaintained upstream and has therefore been removed"; # added 2022-02-03
   EasyProcess = easyprocess; # added 2023-02-19
   email_validator = email-validator; # added 2022-06-22
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 0dfe1d12fb37..0aa9e2fd929e 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -3937,8 +3937,6 @@ self: super: with self; {
 
   dufte = callPackage ../development/python-modules/dufte { };
 
-  dugong = callPackage ../development/python-modules/dugong { };
-
   dukpy = callPackage ../development/python-modules/dukpy { };
 
   dulwich = callPackage ../development/python-modules/dulwich {