Tia Fuller (born March 27, 1976 in Aurora, Colorado) is a saxophonist, composer, and educator, and a member of the all-female band touring with Beyoncé.

Fuller has regularly performed with a number of jazz artists, including Esperanza Spalding, Terri Lyne Carrington, Ralph Peterson Septet, the T.S. Monk Septet, the Jon Faddis Jazz Orchestra, the Rufus Reid Septet, the Sean Jones Quintet and the Nancy Wilson Jazz Orchestra.

Fuller has led a quartet which includes Shamie Royston on piano, Kim Thompson on drums, and Miriam Sullivan on bass, and with whom she has recorded the albums Pillar of Strength (2005, Wambui), Healing Space (2007, Mack Avenue), and Decisive Steps (2010, Mack Avenue).

In 2006, she was a member of the all-female band touring with Beyoncé.
Fuller is an instructor at Berklee College of Music.

In 2012 she toured with Esperanza Spalding as leader of the Radio Music Society horn section, in which she played saxophone in dialogue with Spalding’s scat singing.