Lyn may refer to:
A surname, variant of Lynn
In television and film:Euros Lyn, Welsh director for televisionLyn Ashley, Australian actress who worked in the United Kingdom on television during the 1960sLyn Brown (journalist), African American anchorwomanLyn Collingwood, Australian television and film actressLyn Harding, British actorLyn James, actress
In other fields:Lyn, a photography image editing and database application for Apple's Mac OS X platformLyn Fotball, Norwegian football club from Oslo established in 1896Lyn, a character from the Fire Emblem seriesLyn (singer), South Korean singerLyn Brown (politician), British politicianLyn Hejinian, United States poet, essayist, translator and publisherLyn locomotive, A Lynton and Barnstable railway locomotiveLyn Me, a character in the Star Wars universeLyN engine, a video game engineLyn, a soccer field and skating rink at Billingstad, Norway.
In Biochemistry:Lyn, a Src-Family Kinase
Inanimate entities:Lynx (constellation), standard abbreviation