Jack Johnson, born May 18, 1975, is an American singer-songwriter known for his laid-back folk and surf-rock sound. He has achieved major success on the Billboard 200, earning multiple number one albums including Sing-A-Longs and Lullabies for the Film Curious George, Sleep Through the Static, To the Sea, and From Here to Now to You. Johnson is also heavily involved in environmental causes, especially ocean conservation, and has used his music tours and foundations to support sustainable initiatives and charity work.