Frederick Seibert (born September 15, 1951) is an American serial entrepreneur and American television and film producer. He owns Frederator Networks, Inc. and Frederator Studios. Seibert has held leading positions with MTV Networks, Hanna-Barbera, and Next New Networks, he created Oh Yeah! Cartoons and is an angel investor in several technology and media start-ups. He has produced live action and animated programs for cable television, and the internet, and began his professional career as a jazz and blues record producer.