diff --git a/.git-blame-ignore-revs b/.git-blame-ignore-revs
new file mode 100644
index 000000000..1529e6bce
--- /dev/null
+++ b/.git-blame-ignore-revs
@@ -0,0 +1,2 @@
+# First major clang-format MR (https://gitlab.com/libeigen/eigen/-/merge_requests/1429)
+f38e16c193d489c278c189bc06b448a94adb45fb