Iorn may refer to: Iørn Piø (1927–1998), Danish historian Iørn Uldbjerg (born 1968), retired Danish football player
See also Elizabeth Iorns (born 1980), New Zealand scientist Erin (female given name), for which "Iorn" is a rare variant Iron (disambiguation) Iron, a metallic chemical element Jorn, people with the name Yorn, people with the name