Marrs is a surname. Notable people with the surname include:
Anna Marrs (born 1974), American banker
Audrey Marrs (born 1970), American film producer
Jarrod Marrs (born 1975), American breaststroke swimmer
Lee Marrs (born 1945), American comic book writer and animator
Steven Marrs (born 1967), American TV producer
Texe Marrs (born 1944), American author and researcher