Bertram Turetzky (born February 14, 1933) is a contemporary American double bass (contrabass) soloist, teacher, and author of The Contemporary Contrabass (1974, 1989), a book that looked at a number of new and interesting ways of playing the double bass including featuring it as a solo performance vehicle with no other instrumental accompaniment. Turetzky first recorded in 1964, featuring the work of American composers George Perle, Edgard Varèse, Donald Martino, Kenneth Gaburo, Ben Johnston, and an early instrument and tape piece by Charles Whittenburg. Recording activities continued with records on labels Nonesuch, Son Nova, Ars Antigua, and Desto. He has worked with Charles Mingus, and has made a series of recent recordings on the Nine Winds label with improvisational musicians George Lewis, Vinny Golia, Wadada Leo Smith, Mike Wofford and others.