Velma Dinkley is a fictional character in the cartoon series Scooby-Doo. Velma first appeared in the show Scooby-Doo, Where Are You! in 1969. In it she was the smartest one. Nicole Jaffe played her.
In 1976, Pat Stevens started to play Velma for The Scooby Doo Show. She was voiced by Mindy Cohn in 2002-2015. Kate Micucci played her since then. The TV show Velma is a Spin-off prequel about her. In it, Mindy Kaling plays Velma.