Tomonari Ono
- Born
- Feb 7, 1974 (52 years old)
- Events
- 800 m · 400 m
Tomonari Ono is a Japan sprinter, born on February 7, 1974. He competes primarily in the 400m, 800m and Marathon.
His personal bests include 46.45 in the 400m, 1:46.18 in the 800m, 2:20:58 in the Marathon, 3:02.43 in the 4x400m and 1:49.09 in the 800m-short-track. He has earned 2 bronze medals in major international competitions. He is currently active on the international athletics circuit, representing Japan.
Personal best · 800 m1:46.18
2002 season best2:20:58Apr 15, 2002
Personal best · 400 m46.45
As of Oct 28, 2026: 800 m 1:46.18, 400 m 46.45, 2002 season best 2:20:58 (Apr 15, 2002) · 52 years old
Personal bests
WA points calculator →Progression
| Season | Discipline | Result | Wind | Date | Competitions |
|---|---|---|---|---|---|
| 2002 | Marathon | 2:20:58 | – | Apr 15, 2002 | – |
| 1999 | 800m | 1:52.07 | – | Oct 3, 1999 | – |
| 1998 | 800m | 1:50.96 | – | Oct 3, 1998 | – |
| 1998 | 800m-short-track | 1:52.24 | – | Feb 28, 1998 | – |
| 1998 | 1000m | 2:25.65 | – | Sep 19, 1998 | – |
| 1996 | 800m | 1:48.26 | – | Sep 16, 1996 | – |
| 1995 | 800m | 1:48.43 | – | Aug 5, 1995 | IAAF World Championships |
| 1995 | 800m-short-track Indoor | 1:51.80 | – | Mar 10, 1995 | IAAF World Indoor Championships |