Nicki Bluhm (born September 22, 1979) is a singer, musician, and songwriter from Lafayette, California. She has performed with The Gramblers since 2008. She has also guest-performed with Phil Lesh, Bob Weir, Warren Haynes, Chris Robinson, Grace Potter, The Avett Brothers, Keller Williams, and Galactic among others. In the winter of 2016 she toured as guest vocalist with the Infamous Stringdusters. She has also sung on album tracks for Karl Denson (The Rolling Stones, Greyboy All-Stars) and The Brothers Comatose.