Hugh Nanton Romney Jr., known as Wavy Gravy, is an American entertainer and peace activist best known for his role at Woodstock, as well as for his hippie persona and countercultural beliefs. Romney has founded or co-founded several organizations, including the activist commune, the Hog Farm, and later, as Wavy Gravy, Camp Winnarainbow and the Seva Foundation. He was also the official clown of The Grateful Dead.