Allison Janney (Alison Brooks Janney) is a prominent American actress. She was born on November 19, 1959, in Boston, Massachusetts, but raised in Dayton and Cincinnati, Ohio. She began her career as an actress in 1989 with a small role in the film "Who Shot Pat?", followed by roles in films such as "Juno" (2007), "The Help" (2011), "Bombshell" (2019), and "I, Tonya" (2017).