Udel

Udel may refer to:


 * a Russian feudal term for an appanage given to a younger son of the tsar or other male member of the imperial family
 * UDel, an abbreviation for the University of Delaware
 * UDEL, Democratic Liberation Union (Unión Democrática de Liberación) of Nicaragua
 * Udel (polymer), high-temperature polymer
 * Joan Erbe Udel (1926–2014), U.S. artist