Paul Leary Walthall (born May 7, 1957), known as Paul Leary, is an American musician and music producer from San Antonio, Texas, best known as the lead guitarist and occasional lead vocalist for the rock band Butthole Surfers. He is also the producer of a number of songs and albums by other bands, including U2, Sublime, Meat Puppets, Daniel Johnston, The Reverend Horton Heat, Pepper, Maggie Walters, Bad Livers, Slightly Stoopid, and The Refreshments. Leary produced Sublime with Rome's debut album, Yours Truly.