Yn (Ꙟ ꙟ) is an archaic Cyrillic letter. It looks like the Cyrillic letter Psi (Ѱ ѱ) turned upside down.
Ynglingatal is a Skaldic poem recited by Snorri Sturluson in the Ynglinga saga, the first saga of Snorri's Heimskringla.
Ynysboeth (or Ynys-boeth, translated as either 'hot island' or 'burnt river meadow' in Welsh) is a local community within the Mountain Ash (Aberpennar) postal district of the Cynon Valley (Cwm Cynon) in the County Borough of Rhondda Cynon Taf, South East Wales.
Yndi Halda (pronounced YIN-dee hal-DAR and stylised "yndi halda" in lower case) is a post-rock band from Canterbury, England.
Ynon Kreiz is an Israeli businessman who served as Chairman and CEO of Fox Kids Europe from 1997-2002, Chairman and CEO of television and digital production company Endemol from 2008 to 2011, and as Chairman, CEO and President of web video network Maker Studios, Inc.