| Medal record | ||
|---|---|---|
| Men's athletics | ||
Representing  Japan
| ||
| World Indoor Championships | ||
 |
1995 Barcelona | 4x400 m relay |
| World Junior Championships | ||
|
1992 Seoul | 4x400 m relay |
Tomonari Ono (born February 7, 1974) is a Japanese former sprinter who specialized in the 400 and 800 meters.
He won a bronze medal in the 4x400 m relay at the 1995 World Indoor Championships in Barcelona, along with Hiroyuki Hayashi, Seiji Inagaki, and Masayoshi Kan. He also won a bronze medal in the 1992 World Junior Championships in the 4x400 m relay. Ono holds the Japanese under 20 record in the indoor 800 meters, with a time of 1:49.09. He was the Japanese champion in the 800 meters in 1994 and 1995.
References
- "Records". Japan Association of Athletics Federations. Retrieved 2020-04-22.
- "Japanese Championships". gbrathletics.com. Retrieved 2020-04-22.
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