Entertainment
- GameTable Online, a website featuring online adaptations of many popular board and card games
- Great Teacher Onizuka, the manga, anime, live-action, and movie
- G.T.O., debut song of Ronny & the Daytonas
- The GTOs (Girls Together Outrageously), a late 1960s "band" closely associated with Frank Zappa and featuring Pamela Des Barres
- Greater Than One, a techno husband and wife band formed in 1985
- "G.T.O.", a 1987 single by Sinitta
- GTO Records, a UK record label
- GTO (band), an Australian band
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