Týr is the god of law, justice, the sky, war and heroic glory in Norse mythology.

Týr, Tyr, or TYR may also refer to:

• Týr (band), a Faroese folk metal band
• Tyr (album), a 1990 album by the heavy metal band Black Sabbath
• Jan Erik Tiwaz (born 1972), also known as Tyr, a Norwegian bassist formerly with the band Borknagar
• "Tyr", a 2017 single by Danheim

• Tyr (comics), several characters
• Tyr (Forgotten Realms), a deity in the Dungeons & Dragons fantasy role-playing game
• Tyr, a city state in the Dark Sun Dungeons & Dragons universe
• Tyr Anasazi, a character on the television series Andromeda
• Tyr, a character in the video game God Of War Ragnorôk

• HNoMS Tyr (1887), a Royal Norwegian Navy minelaying vessel
• HNoMS Tyr (N50), a 1981 Royal Norwegian Navy mine control vessel
• USS Sustain (AM-119), a US Navy minesweeper acquired by Norway and renamed HNoMS Tyr (N47)
• ICGV Týr, a 1974 offshore patrol vessel and the flagship of the Icelandic Coast Guard
• Hvalur 9 RE-399, a 1952 Icelandic whaler requisitioned by the Icelandic Coast Guard and renamed Týr

• Tyr, abbreviation of tyrosine, an amino acid
• TYR, symbol for tyrosinase, a protein
• TYR, ICAO airline code of Austrian Arrows
• TYR, IATA airport code of Tyler Pounds Regional Airport, Tyler, Texas
• TYR, Chapman code for County Tyrone, Northern Ireland

• Tyr (journal), US traditionalist journal
• Tyr, Russia, a village
• TYR Sport, a swimwear apparel and gear manufacturing company
• Ulmus × hollandica 'Tyr', a bonsai cultivar
• 4092 Tyr, an asteroid; see list of minor planets: 4001–5000
• Operation Tyr; see list of coalition military operations of the Iraq War

• Tyre (disambiguation)