- Yes I Swear (Hardcore-Italy)
- Yesmeansyes (Grindcore-Finland)
- Yesod (USA) (Death Grind-USA)
- Yesod (BRA) (Thrash Black-Brazil)
- Y And T (Hard Rock-USA) - Other name : Y&T, ex-Yesterday And Today
- Yesterday I Had Roadkill (Deathcore-Germany) - Other name : YIHR
- Yesterday's Children (Hard Rock-USA)
- Yesterday's Torment (Death Metal-Finland)
- Yesterdays Rising (Emo Metal-USA)
- Yesterdays Saints (Thrash Metal-USA)