Timothy M. "Tim" Gunn (born July 29, 1953) is an American fashion consultant and television personality. He was on the faculty of Parsons The New School for Design from 1982 to 2007 and was chair of fashion design at the school from August 2000 to March 2007, after which he joined Liz Claiborne as its chief creative officer. He is well-known as on-air mentor to designers on the reality television program Project Runway. Gunn's popularity on Project Runway led to his spin-off show, Bravo's Tim Gunn's Guide to Style, as well as his book A Guide to Quality, Taste and Style.
Tim Gunn appears as himself in "March Dadness" when Rallo watches Project Runway on BET network. When Tim appears with cash in the 'hood for a designing project, he is beaten and robbed.
Donna turns to Tim Gunn for advice on her Stoolbend Thanksgiving Day Parade in "Turkey Pot Die".