Denio

Denio can refer to:

People

 * Amy Denio (born 1961), soundtrack composer and songwriter
 * Elizabeth Denio (1842–1922), American teacher, first woman to teach at the University of Rochester
 * Hiram Denio (1799–1871), American lawyer and politician, Chief Judge of the New York Court of Appeals
 * Dênio Martins (born 1977), Brazilian footballer