diff --git a/third_party/v8/test/OWNERS b/third_party/v8/test/OWNERS
new file mode 100644
index 0000000..3c70cea
--- /dev/null
+++ b/third_party/v8/test/OWNERS
@@ -0,0 +1 @@
+file:../COMMON_OWNERS
diff --git a/third_party/v8/test/benchmarks/cpp/DEPS b/third_party/v8/test/benchmarks/cpp/DEPS
new file mode 100644
index 0000000..fdb9096
--- /dev/null
+++ b/third_party/v8/test/benchmarks/cpp/DEPS
@@ -0,0 +1,3 @@
+include_rules = [
+  "+third_party/google_benchmark/src/include/benchmark/benchmark.h",
+]
diff --git a/third_party/v8/test/benchmarks/cpp/cppgc/DEPS b/third_party/v8/test/benchmarks/cpp/cppgc/DEPS
new file mode 100644
index 0000000..d31d529
--- /dev/null
+++ b/third_party/v8/test/benchmarks/cpp/cppgc/DEPS
@@ -0,0 +1,6 @@
+include_rules = [
+  "+include/cppgc",
+  "+src/heap/cppgc",
+  "+test/unittests/heap/cppgc",
+  "+third_party/google_benchmark/src/include/benchmark/benchmark.h",
+]
diff --git a/third_party/v8/test/cctest/DEPS b/third_party/v8/test/cctest/DEPS
new file mode 100644
index 0000000..06ae6f8
--- /dev/null
+++ b/third_party/v8/test/cctest/DEPS
@@ -0,0 +1,7 @@
+include_rules = [
+  "+perfetto",
+  "+protos/perfetto",
+  "+src",
+  "+tools",
+  "+torque-generated",
+]
diff --git a/third_party/v8/test/cctest/OWNERS b/third_party/v8/test/cctest/OWNERS
new file mode 100644
index 0000000..d246449
--- /dev/null
+++ b/third_party/v8/test/cctest/OWNERS
@@ -0,0 +1,3 @@
+per-file *profile*=alph@chromium.org
+per-file test-debug-helper.cc=seth.brenith@microsoft.com
+per-file test-v8windbg.cc=seth.brenith@microsoft.com
diff --git a/third_party/v8/test/cctest/libplatform/DEPS b/third_party/v8/test/cctest/libplatform/DEPS
new file mode 100644
index 0000000..54415e1
--- /dev/null
+++ b/third_party/v8/test/cctest/libplatform/DEPS
@@ -0,0 +1,3 @@
+include_rules = [
+  "+protos/perfetto",
+]
diff --git a/third_party/v8/test/cctest/wasm/OWNERS b/third_party/v8/test/cctest/wasm/OWNERS
new file mode 100644
index 0000000..a89e5f1
--- /dev/null
+++ b/third_party/v8/test/cctest/wasm/OWNERS
@@ -0,0 +1 @@
+file:../../../src/wasm/OWNERS
diff --git a/third_party/v8/test/common/DEPS b/third_party/v8/test/common/DEPS
new file mode 100644
index 0000000..3e73aa2
--- /dev/null
+++ b/third_party/v8/test/common/DEPS
@@ -0,0 +1,3 @@
+include_rules = [
+  "+src",
+]
diff --git a/third_party/v8/test/common/wasm/OWNERS b/third_party/v8/test/common/wasm/OWNERS
new file mode 100644
index 0000000..a89e5f1
--- /dev/null
+++ b/third_party/v8/test/common/wasm/OWNERS
@@ -0,0 +1 @@
+file:../../../src/wasm/OWNERS
diff --git a/third_party/v8/test/debugger/OWNERS b/third_party/v8/test/debugger/OWNERS
new file mode 100644
index 0000000..611a024
--- /dev/null
+++ b/third_party/v8/test/debugger/OWNERS
@@ -0,0 +1 @@
+file:../../src/debug/OWNERS
diff --git a/third_party/v8/test/debugging/wasm/gdb-server/OWNERS b/third_party/v8/test/debugging/wasm/gdb-server/OWNERS
new file mode 100644
index 0000000..e2c94e8
--- /dev/null
+++ b/third_party/v8/test/debugging/wasm/gdb-server/OWNERS
@@ -0,0 +1 @@
+paolosev@microsoft.com
diff --git a/third_party/v8/test/fuzzer/DEPS b/third_party/v8/test/fuzzer/DEPS
new file mode 100644
index 0000000..3e73aa2
--- /dev/null
+++ b/third_party/v8/test/fuzzer/DEPS
@@ -0,0 +1,3 @@
+include_rules = [
+  "+src",
+]
diff --git a/third_party/v8/test/inspector/DEPS b/third_party/v8/test/inspector/DEPS
new file mode 100644
index 0000000..543a38f
--- /dev/null
+++ b/third_party/v8/test/inspector/DEPS
@@ -0,0 +1,8 @@
+include_rules = [
+  "-src",
+  "+src/base",
+  "+src/flags/flags.h",
+  "+src/heap/read-only-heap.h",
+  "+src/inspector/test-interface.h",
+  "+src/utils",
+]
diff --git a/third_party/v8/test/inspector/OWNERS b/third_party/v8/test/inspector/OWNERS
new file mode 100644
index 0000000..d8bedcc
--- /dev/null
+++ b/third_party/v8/test/inspector/OWNERS
@@ -0,0 +1 @@
+file:../../src/inspector/OWNERS
diff --git a/third_party/v8/test/intl/OWNERS b/third_party/v8/test/intl/OWNERS
new file mode 100644
index 0000000..a212e71
--- /dev/null
+++ b/third_party/v8/test/intl/OWNERS
@@ -0,0 +1,2 @@
+ftang@chromium.org
+jshin@chromium.org
diff --git a/third_party/v8/test/js-perf-test/OWNERS b/third_party/v8/test/js-perf-test/OWNERS
new file mode 100644
index 0000000..e46cedb
--- /dev/null
+++ b/third_party/v8/test/js-perf-test/OWNERS
@@ -0,0 +1 @@
+per-file JSTests.json=petermarshall@chromium.org
diff --git a/third_party/v8/test/mjsunit/wasm/OWNERS b/third_party/v8/test/mjsunit/wasm/OWNERS
new file mode 100644
index 0000000..a89e5f1
--- /dev/null
+++ b/third_party/v8/test/mjsunit/wasm/OWNERS
@@ -0,0 +1 @@
+file:../../../src/wasm/OWNERS
diff --git a/third_party/v8/test/mkgrokdump/DEPS b/third_party/v8/test/mkgrokdump/DEPS
new file mode 100644
index 0000000..3e73aa2
--- /dev/null
+++ b/third_party/v8/test/mkgrokdump/DEPS
@@ -0,0 +1,3 @@
+include_rules = [
+  "+src",
+]
diff --git a/third_party/v8/test/test262/OWNERS b/third_party/v8/test/test262/OWNERS
new file mode 100644
index 0000000..56c71e2
--- /dev/null
+++ b/third_party/v8/test/test262/OWNERS
@@ -0,0 +1,3 @@
+adamk@chromium.org
+gsathya@chromium.org
+syg@chromium.org
diff --git a/third_party/v8/test/torque/OWNERS b/third_party/v8/test/torque/OWNERS
new file mode 100644
index 0000000..4e832f8
--- /dev/null
+++ b/third_party/v8/test/torque/OWNERS
@@ -0,0 +1 @@
+file:../../src/torque/OWNERS
diff --git a/third_party/v8/test/unittests/DEPS b/third_party/v8/test/unittests/DEPS
new file mode 100644
index 0000000..4df37f8
--- /dev/null
+++ b/third_party/v8/test/unittests/DEPS
@@ -0,0 +1,4 @@
+include_rules = [
+  "+src",
+  "+testing"
+]
diff --git a/third_party/v8/test/unittests/compiler/ppc/OWNERS b/third_party/v8/test/unittests/compiler/ppc/OWNERS
new file mode 100644
index 0000000..02c2cd7
--- /dev/null
+++ b/third_party/v8/test/unittests/compiler/ppc/OWNERS
@@ -0,0 +1,5 @@
+junyan@redhat.com
+joransiu@ca.ibm.com
+midawson@redhat.com
+mfarazma@redhat.com
+vasili.skurydzin@ibm.com
diff --git a/third_party/v8/test/unittests/wasm/OWNERS b/third_party/v8/test/unittests/wasm/OWNERS
new file mode 100644
index 0000000..a89e5f1
--- /dev/null
+++ b/third_party/v8/test/unittests/wasm/OWNERS
@@ -0,0 +1 @@
+file:../../../src/wasm/OWNERS
diff --git a/third_party/v8/test/wasm-api-tests/DEPS b/third_party/v8/test/wasm-api-tests/DEPS
new file mode 100644
index 0000000..0804c0e
--- /dev/null
+++ b/third_party/v8/test/wasm-api-tests/DEPS
@@ -0,0 +1,5 @@
+include_rules = [
+  "+src",
+  "+testing",
+  "+third_party/wasm-api"
+]
diff --git a/third_party/v8/test/wasm-js/OWNERS b/third_party/v8/test/wasm-js/OWNERS
new file mode 100644
index 0000000..32941e6
--- /dev/null
+++ b/third_party/v8/test/wasm-js/OWNERS
@@ -0,0 +1 @@
+file:../../src/wasm/OWNERS
diff --git a/third_party/v8/test/wasm-spec-tests/OWNERS b/third_party/v8/test/wasm-spec-tests/OWNERS
new file mode 100644
index 0000000..32941e6
--- /dev/null
+++ b/third_party/v8/test/wasm-spec-tests/OWNERS
@@ -0,0 +1 @@
+file:../../src/wasm/OWNERS