Denny Seiwell (born July 10, 1943) is an American drummer and a founding member of Paul McCartney's band Wings. He also drummed for Billy Joel and Liza Minnelli and played in the scores for the films Waterworld, Grease II, and Vertical Limit. His drumming was used in TV shows like Happy Days and Knots Landing.
Seiwell was born and raised in Lehighton, Pennsylvania, the son of Donald Seiwell and Fay Carrigan. He is a graduate of Lehighton High School and was a member of the first Carbon County Band in 1961. After graduating from high school, Seiwell enlisted in the United States Navy, in the rate of Musician, playing in the Navy Band. He moved to New York City and caught the eye of Paul McCartney, who recruited him to be in his band Wings. Seiwell eventually moved to Los Angeles, where he resides.
- Gower, Ron (March 18, 2010). "Denny Seiwell returns 'home' for Carbon County Band Festival". Times News. Retrieved September 21, 2015.