Ryland "Ry" Peter Cooder is an American prominent guitarist, singer and composer. He is known for his slide guitar work, his interest in blues-rock, roots music from his native North America, and for his collaborations with traditional musicians from many countries.

Cooder's solo work has been an eclectic mix, taking in dust bowl folk, blues, Tex-Mex, soul, gospel, rock, and much else. He has collaborated with many important musicians, including The Rolling Stones, Van Morrison, Neil Young & Crazy Horse, Earl Hines, Little Feat, Captain Beefheart, The Chieftains, John Lee Hooker, Pops, Mavis Staples, Gabby Pahinui, Flaco Jiménez, Ibrahim Ferrer (Buena Vista Social Club), Freddy Fender and Ali Farka Touré. He formed the Little Village supergroup with Nick Lowe, John Hiatt, and Jim Keltner.

Cooder was ranked 8th on Rolling Stone magazine's list of "The 100 Greatest Guitarists of All Time." A 2010 ranking by Gibson placed him at #32.