Erinn Hayes (née Carter; born May 25, 1976) is an American actress and comedian. She is known for her role as Dr. Lola Spratt on the sitcom Childrens Hospital (2008–2016), which she later reprised in its spin-off series Medical Police (2020). For her role, Hayes received a nomination for the Primetime Emmy Award for Outstanding Actress in a Short Form Comedy or Drama Series in 2016.
She has played roles in a number of network sitcoms, including Alison on The Winner (2007), Melanie Clayton on Worst Week (2008–2009), Sheila on Guys with Kids (2012–2013), and Donna Gable on Kevin Can Wait (2016–2017). Her film credits include It's a Disaster (2012), They Came Together (2014), Band Aid (2017), Bill & Ted Face the Music (2020), and A Christmas Story Christmas (2022).