Rosemary Prinz is an American actress. She performed in a many Broadway and off-Broadway productions. Prinz originated the role of M'Lynn Eatenton in Steel Magnolias during its first production Off-Broadway in 1987. On-screen, she is known for her work in the early era of the soap operas, making her debut in First Love (1954-55). She played Penny Hughes in the long-running CBS soap opera As the World Turns.

Steel Magnolias is a stage play by American writer Robert Harling, based on his experience with his sister's death. The play is a comedy-drama about the bond among a group of Southern women in northwest Louisiana.