Roz Ryan (born Rosalyn Bowen) is an American actress, singer and comedian who has worked for productions in film, television, and Broadway theatre for over 40 years.

Ryan's first role on Broadway was in Ain't Misbehavin', a Fats Waller-influenced musical revue that debuted in 1978.

[2] Ryan continued to star in numerous Broadway musicals including the Tony Award-winning Chicago, for which she holds the record of longest tenure for the character Matron "Mama" Morton.

[3][4] Other plays Ryan has appeared in are A Christmas Carol, Dreamgirls, One Mo' Time, and the 2006 revival of The Pajama Game.

She is the voice of Bubbie the whale in the 2008 animated television series The Marvelous Misadventures of Flapjack.