Frederick of Lorraine (1371 - October 25 1415, in the battle of Agincourt) was Count of Vaudemont .

He was the son of Duke John I of Lorraine and younger brother of Charles I. In 1393, Frederick married Margaret the heiress of Vaudemont and Joinville, and became Count of these lands in her right. He founded the House of Vaudemont, a junior branch of the Duchy of Lorraine.

Dynastic problems in the senior side made his great-grandson René of Vaudemont Duke of Lorraine in 1473.

See also: Dukes of Lorraine family tree