diff --git a/cpp/src/arrow/util/swiss_hash_map.cc b/cpp/src/arrow/util/swiss_hash_map.cc new file mode 100644 index 0000000000000..e69de29bb2d1d diff --git a/cpp/src/arrow/util/swiss_hash_map.h b/cpp/src/arrow/util/swiss_hash_map.h new file mode 100644 index 0000000000000..e69de29bb2d1d diff --git a/cpp/src/arrow/util/swiss_hash_set.cc b/cpp/src/arrow/util/swiss_hash_set.cc new file mode 100644 index 0000000000000..e69de29bb2d1d diff --git a/cpp/src/arrow/util/swiss_hash_set.h b/cpp/src/arrow/util/swiss_hash_set.h new file mode 100644 index 0000000000000..e69de29bb2d1d