Gellis

Gellis is a surname. It may refer to:


 * Roberta Gellis (1927–2016), American writer of historical fiction, historical romance and fantasy
 * Sandy Gellis (born 1940), American artist known for her artworks that depict and interpret the natural environment
 * Isaac Gellis (1849–1906), one of the founders of the Eldridge Street Synagogue and the “kosher sausage king of America”