Glay is a Japanese rock band.

Glay may also refer to:

• Glay (album), a 2010 album by Glay
• Glay, Doubs, a commune in France
• Marcel Le Glay (1920–1992), French historian and archaeologist
• Maurice Le Glay (1868–1936), French Army officer and author
• George Albert Glay, author of the 1955 novel Oath Of Seven, an Ace single volume
• Glay, a fictional character in the 1973 novel Alastor 2262 by Jack Vance
• Glay Field, an athletic field at Providence College in Rhode Island, United States

• Bulletproof warrior
• Bulletproof Warrior
• Bulletproof (YG song)
• Bulletproof (Young Dolph album)
• Bullets and Saddles
• Bullets and Train
• Bulletscript
• Bullet sculpture
• Bullets, Fangs and Dinner at 8
• Bullets of Justice
• Bullets of Love
• Bulletstorm: Full Clip Edition
• Bullet (surname)
• Bullet (Swedish Band)
• Bullet (Swedish band)
• Bullett County, Kentucky
• Bullet Theory
• Bullet Theory/My Dying Day
• Bullettin de la Société de l'Industrie Minérale
• Bullet to the Brain
• Bullet (Transformers)
• Bullet trap
• Bullet vibrator
• Bullet with a Name
• Bull. Evangelical Theol. Soc.