"Finn" may be used in one of the following meanings:

• a Finn might be Finnish in one or another sense of that word
• Legendary personages:
  • Fionn mac Cumhail (Finn mac Cumhal) was a legendary warrior of Irish mythology.
  • Finn (Frisian) is a Frisian lord who appears in Beowulf and The Fight at Finnsburg.
  • Finn is the name of the giant who, according to folk mythology, built the cathedral in Lund
• Common surname (normally of Irish origin) used for real or fictional persons:
  • the band Finn now known as Finn Brothers led by Neil Finn and Tim Finn
  • Finn, a fictional character in Jackie Chan Adventures
  • Huckleberry Finn
• Finn (dinghy) is an Olympic class of sailing dinghy.
• Finn may be a variant of fin, a colloquial term for the U.S. five dollar bill bearing a portrait of Abraham Lincoln.