diff --git a/BUILD b/BUILD
index 2f3f45a..ec837ff 100644
--- a/BUILD
+++ b/BUILD
@@ -61,6 +61,10 @@ cc_library(
         "@pcre",
         "@pixman",
         "@python",
+        "@python37//:headers",
+        "@python39//:headers",
+        "@python310//:headers",
+        "@python311//:headers",
         "@snappy",
         "@spdlog",
         "@utfcpp",
diff --git a/tools/workspace/default.bzl b/tools/workspace/default.bzl
index 3c1e1a0..ea0016e 100644
--- a/tools/workspace/default.bzl
+++ b/tools/workspace/default.bzl
@@ -62,6 +62,7 @@ load("//tools/workspace/python:repository.bzl", "python_repository")
 load("//tools/workspace/python37:repository.bzl", "python37_repository")
 load("//tools/workspace/python39:repository.bzl", "python39_repository")
 load("//tools/workspace/python310:repository.bzl", "python310_repository")
+load("//tools/workspace/python311:repository.bzl", "python311_repository")
 load("//tools/workspace/snappy:repository.bzl", "snappy_repository")
 load("//tools/workspace/spdlog:repository.bzl", "spdlog_repository")
 load("//tools/workspace/utfcpp:repository.bzl", "utfcpp_repository")
@@ -176,6 +177,8 @@ def add_default_repositories(excludes = [], config = get_default_config()):
         python39_repository(name = "python39")
     if "python310" not in excludes:
         python310_repository(name = "python310")
+    if "python311" not in excludes:
+        python311_repository(name = "python311")
     if "snappy" not in excludes:
         snappy_repository(name = "snappy")
     if "spdlog" not in excludes:
diff --git a/tools/workspace/python311/BUILD b/tools/workspace/python311/BUILD
new file mode 100644
index 0000000..e69de29
diff --git a/tools/workspace/python311/package.BUILD b/tools/workspace/python311/package.BUILD
new file mode 100644
index 0000000..fcc879f
--- /dev/null
+++ b/tools/workspace/python311/package.BUILD
@@ -0,0 +1,48 @@
+# -*- python -*-
+
+# Copyright 2018-2023 Josh Pieper, jjp@pobox.com.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+load("@com_github_mjbots_bazel_deps//tools/workspace:autoconf_config.bzl",
+     "autoconf_config", "autoconf_standard_defines")
+load("@com_github_mjbots_bazel_deps//tools/workspace:template_file.bzl",
+     "template_file")
+load("@com_github_mjbots_bazel_deps//tools/workspace:generate_file.bzl",
+     "generate_file")
+
+package(default_visibility = ["//visibility:public"])
+
+cc_library(
+    name = "headers",
+    hdrs = glob(["Include/*.h", "Include/cpython/*.h"]) + ["Include/pyconfig.h"],
+    includes = ["Include"],
+)
+
+autoconf_config(
+    name = "Include/pyconfig.h",
+    src = "pyconfig.h.in",
+    package = "python",
+    version = "3.11.5",
+    defines = autoconf_standard_defines + [
+        "DOUBLE_IS_LITTLE_ENDIAN_IEEE754",
+        "ENABLE_IPV6",
+        "PY_FORMAT_SIZE_T=\"z\"",
+        "RETSIGTYPE=void",
+        "USE_INLINE",
+        "WITH_DOC_STRINGS",
+        "WITH_THREAD",
+        "_FILE_OFFSET_BITS=64",
+        "_LARGEFILE_SOURCE",
+    ],
+)
diff --git a/tools/workspace/python311/repository.bzl b/tools/workspace/python311/repository.bzl
new file mode 100644
index 0000000..bc7744e
--- /dev/null
+++ b/tools/workspace/python311/repository.bzl
@@ -0,0 +1,29 @@
+# -*- python -*-
+
+# Copyright 2018-2023 Josh Pieper, jjp@pobox.com.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+load("@bazel_tools//tools/build_defs/repo:http.bzl", "http_archive")
+
+
+def python311_repository(name):
+    http_archive(
+        name = name,
+        urls = [
+            "https://www.python.org/ftp/python/3.11.5/Python-3.11.5.tar.xz",
+        ],
+        sha256 = "85cd12e9cf1d6d5a45f17f7afe1cebe7ee628d3282281c492e86adf636defa3f",
+        strip_prefix = "Python-3.11.5",
+        build_file = Label("//tools/workspace/python311:package.BUILD"),
+    )