Kulp is a surname. Those bearing it include:
Bob Kulp, American businessman and politician
Charlie Kulp (born 1925), United States airshow pilot
Claude L. Kulp (1894–1969), United States educator and Cornell University professor
Joshua Kulp (fl. 2000s), US-born Israeli Talmudic scholar and author
J. Laurence Kulp (1921–2006), United States geochemist
Monroe Henry Kulp (1858–1911), United States politician
Nancy Kulp (1921–1991), United States film and television actress