Theudebald or Theodebald (in modern English, Theobald; in French, Thibaud or Théodebald; in German, Theudowald) (c. 535–555), son of Theudebert I and Deuteria, was the king of Metz, Rheims, or Austrasia—as it's variously called—from 547 or 548 to 555.