Pumpkin is the name of several different artists:

1)
Dutch mid 1970's smooth fusion band See https://www.discogs.com/Pumpkin-Pumpkin/release/2325323

2)
Early 80s hip hop artist known for the track King Of The Beat.

3)
French hip-hop artist. See http://pumpkinisorange.bandcamp.com/

4)
New Orleans-based punk band. See http://pumpkinrules.com

5)
Los Angeles-based DJ/producer. See http://soundcloud.com/pumpkin

6)
PumpKin, a Japanese idol duo active between 1987-1993 Read more on Last.fm. User-contributed text is available under the Creative Commons By-SA License; additional terms may apply.