||June 22, 1984, Shizuoka Prefecture, Japan
||2007 - now
Yuki Ono (小野 友樹 Ono Yūki?) is a Japanese voice actor affiliated with Atomic Monkey. He is the current voice actor of Ultraman Belial, succeeding Hiroyuki Miyasako.
- Monthly Girls' Nozaki-kun - Voice of Masayuki Hori
- Medaka Box - Voice of Zenkichi Hitoyoshi
- Kuroko's Basketball - Voice of Taiga Kagami
- Kimi ni Todoke - From Me to Yo - Voice of Kazuichi Arai
- Gingitsune - Voice of Taisuke Kinugawa
- Daily Lives of High School Boys - Voice of Karasawa
- Arata The Legend - Voice of Kannagi
- Ace of Diamond - Voice of Shun Isashiki
- And Yet the Town Moves - Voice of Ayumu Arashiyama
- Battle Spirits: Sword Eyes - Voice of Sora Ryuuyō
- Yu-Gi-Oh! 5D's - Voice of Kiryu Kyosuke
- D.C.III ~Da Capo III~ - Voice of Kiyotaka Yoshino
- Dog Days' - Voice of Jean Calzone
- Durarara!!×2 Shō - Voice of Chikage Rokujo
- Valvrave the Liberator - Voice of Kyūma Inazuka
- Uchu Sentai Kyuranger - voice of Balance/Tenbin Gold
- Cardfight Vanguard G: NEXT - Voice of Gastille
- Cardfight Vanguard G: Z - Voice of Gastille/Arte Hibino
- Yuuna and the Haunted Hot Springs - Voice of Kogarashi Fuyuzora
Yuki with the poster for Ultraman Ginga S, signed by the entire cast.
- As of Ultraman Geed, Yuki Ono has recreated a similar trend to Tetsu Inada, that is voice acting as both a Super Sentai member and a dark Ultra at the same time/year.
- Yuki Ono reveals his marital status in 2017, the same year when the new Ultraman Geed was revealed to be the son of Belial.