Cristin Milioti (born August 16, 1985) is an American actress known for playing Tracy McConnell in the CBS sitcom How I Met Your Mother from 2013 to 2014, and Sofia Falcone in the HBO miniseries The Penguin (2024), the latter of which earned her a Golden Globe nomination. Her work in theater includes the productions That Face, Stunning, and the musical Once, for which she won a Grammy Award and was nominated for a Tony Award.