diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index f25a0352..53ddd691 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -106,29 +106,45 @@ jobs:
         platform:
           - runner: windows-latest
             target: x64
+            interpreters: &interpreters '["3.10", "3.11", "3.12", "3.13", "3.14", "3.15"]'
+            free-threaded-interpreters: &free-threaded-interpreters '["3.14t", "3.15t"]'
           - runner: windows-latest
             target: x86
+            interpreters: *interpreters
+            free-threaded-interpreters: *free-threaded-interpreters
+          # setup-python has no Windows ARM64 builds before 3.11.
+          - runner: windows-11-arm
+            target: aarch64
+            interpreters: '["3.11", "3.12", "3.13", "3.14", "3.15"]'
+            free-threaded-interpreters: *free-threaded-interpreters
     steps:
       - uses: actions/checkout@v5
+
+      # https://github.com/pyo3/maturin-action#windows-build-the-regular-and-free-threaded-interpreters-in-separate-jobs
       - uses: actions/setup-python@v6
         with:
-          python-version: |
-            3.10
-            3.11
-            3.12
-            3.13
-            3.14
-            3.14t
-            3.15
-            3.15t
+          python-version: ${{ join(fromJSON(matrix.platform.interpreters), fromJSON('"\n"')) }}
           allow-prereleases: true
-          architecture: ${{ matrix.platform.target }}
+          architecture: ${{ matrix.platform.target == 'aarch64' && 'arm64' || matrix.platform.target }}
       - name: Build wheels
         uses: PyO3/maturin-action@v1
         with:
           target: ${{ matrix.platform.target }}
-          args: --release --out dist --find-interpreter
+          args: --release --out dist --interpreter ${{ join(fromJSON(matrix.platform.interpreters), ' ') }}
+          sccache: 'true'
+
+      - uses: actions/setup-python@v6
+        with:
+          python-version: ${{ join(fromJSON(matrix.platform.free-threaded-interpreters), fromJSON('"\n"')) }}
+          allow-prereleases: true
+          architecture: ${{ matrix.platform.target == 'aarch64' && 'arm64' || matrix.platform.target }}
+      - name: Build free-threaded wheels
+        uses: PyO3/maturin-action@v1
+        with:
+          target: ${{ matrix.platform.target }}
+          args: --release --out dist --interpreter ${{ join(fromJSON(matrix.platform.free-threaded-interpreters), ' ') }}
           sccache: 'true'
+
       - name: Upload wheels
         uses: actions/upload-artifact@v4
         with:
diff --git a/AUTHORS.rst b/AUTHORS.rst
index 1bd657fb..9f408c53 100644
--- a/AUTHORS.rst
+++ b/AUTHORS.rst
@@ -12,3 +12,4 @@ Authors
 * Nicholas Bunn - https://github.com/NicholasBunn
 * Nathan McDougall - https://github.com/nathanjmcdougall
 * Oleksandr Zaiats - https://github.com/z4y4ts
+* Nikhil Dabas - https://github.com/ndabas
diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index b289cbc8..6d671cd6 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -9,6 +9,7 @@ latest
   (https://github.com/python-grimp/grimp/issues/308).
 * Officially support freethreaded Python 3.14+.
 * Officially support Python 3.15, including lazy imports.
+* Officially support Windows ARM64 Python 3.11+, including freethreaded 3.14+.
 
 3.15 (2026-07-03)
 -----------------