Dennis Barton Dugan is an American director, actor, writer, artist and comedian. He is known for his partnership with comedic actor Adam Sandler, with whom he directed the films Happy Gilmore (1996), Big Daddy (1999), I Now Pronounce You Chuck & Larry (2007), You Don't Mess with the Zohan (2008), Grown Ups (2010), Just Go with It (2011), Jack and Jill (2011), and Grown Ups 2 (2013).
