Karl Friedrich I of Münsterberg-Oels (also: Karl Friedrich I of Podebrady; German: Karl Friedrich I.
von Oels und Münsterberg or Karl Friedrich I.
von Podiebrad; Czech: Karel Bedrich z Minstrberka; 18 October 1593, Olesnica – 31 May 1647, Olesnica) was Duke of Oels from 1617 to 1647 and Duke of Bernstadt from 1639 to 1647.
He also held the titles of Duke of Münsterberg and Count of Glatz.