Blood type: O
Height: 175 cm (5'8.9")
Weight: 65 kg (143 lbs)

Ono Daisuke used to be affiliated with Aoni Production through its voice acting school and Mausu Promotion as his agency since the start of his voice acting career since 2001. As of February 1, 2016, he became a freelance. He also hosted MAG Net between April 2014 to March 2013 with fellow seiyuu Saori Gotou.

Together with a fellow seiyuu Kamiya Hiroshi, he is the host of 神谷浩史・小野大輔のDear Girl ～Stories～ which is one of the oldest and one of the most prevalent seiyuu-hosted radio programs. He has hosted various other programs including Ono Daisuke, Kondou Takayuki no Yume Bouken~Dragon&Tiger with seiyuu Takayuki Kondou.

He formed the air band "MASOCHISTIC ONO BAND" with Kamiya Hiroshi that debuted at Nippon Budoukan in 2013, whose pe