The floral support device for a tombstone is adapted for use with a tombstone. The floral support device for a tombstone is adapted for use with a floral arrangement. The floral support device for a tombstone mounts directly on the tombstone. The floral arrangement is hung from the floral support device for a tombstone. The floral support device for a tombstone comprises a C clamp and a hook. The hook is attached to the C clamp. The C clamp attaches to the tombstone.