Nils Frykdahl is an American musician, most known for his work with the bands Sleepytime Gorilla Museum, Faun Fables, and Idiot Flesh. He is also a member of the bands Free Salamander Exhibit and Darling Freakhead, and used to be a member of Charming Hostess. Along with bandmates Carla Kihlstedt and Dan Rathbun, Frykdahl is active with the performance company Ink Boat.

He performed as the voice of Tigtone in the 2014 animated short, The Begun of Tigtone. He also reprises his role as the titular character in a 2019 Adult Swim animated television series, Tigtone.

In 1989, he acquired a bachelor's degree in music from UC Berkeley.^{[citation needed]}