Cowbell may refer to:

Cowbell, a bell worn by freely roaming livestock, making animals easier to locate Cowbell (instrument), a percussion instrument

Popular culture Cow Belles, Disney Channel movie starring Alyson Michalka and Amanda Michalka "More cowbell", a pop-culture phrase made famous in a Saturday Night Live sketch Cowbell Man, New York Mets fan Eddie Boison who is a stadium fixture at games