Cynthia Nan Sayer (born May 20, 1962) is an American jazz banjoist, singer and a founding member of Woody Allen's New Orleans Jazz Band.

A native of Waltham, Massachusetts, Sayer spent her early childhood in Wayland, Massachusetts and the remainder of her youth in Scotch Plains, New Jersey.

[1] She played piano from the age of six through her college years and also studied viola, drums, guitar, and banjo.

[3] She sang in school and community theater and graduated Magna Cum Laude from Ithaca College with a degree in English.

[2] Sayer has worked with Woody Allen, Milt Hinton, Dick Hyman, Bucky Pizzarelli, George Segal, Dick Wellstood, the New York Philharmonic, and The Metropolitan Opera Orchestra.