Joseph Alberto Santiago is a Filipino-American guitarist and composer. Active since 1986, Santiago is best known as the co-founder and lead guitarist of the alternative rock band Pixies. After the band's breakup in 1993, Santiago produced musical scores for film and television documentaries, and he formed The Martinis with his ex-wife, Linda Mallari. He contributed to albums by Charles Douglas and former Pixies band-mate Frank Black. Santiago resumed his role as the Pixies' lead guitarist when they reunited in 2004.