Hiroyuki Hayashi
- Born
- Sep 5, 1973 (53 years old)
- Events
- 400 m
Hiroyuki Hayashi is a Japan sprinter, born on September 5, 1973. He competes primarily in the 400m, 4x400m and 4x400Metre.
His personal bests include 45.81 in the 400m, 3:03.85 in the 4x400m, 3:07.30 in the 4x400Metre, 46.83 in the 400m-short-track and 46.83 in the 400m-short-track. He has earned 3 bronze medals in major international competitions. He is currently active on the international athletics circuit, representing Japan.
Personal best · 400 m45.81
1999 season best45.81May 13, 1999
As of Nov 6, 2026: 400 m 45.81, 1999 season best 45.81 (May 13, 1999) · 53 years old
Personal bests
WA points calculator →DisciplineResultAll-time
4x400MetreIndoorToronto 19933:07.30–
400m-short-trackIndoorYokohama 199746.831,118 pts–
400m-short-track199746.831,118 pts–
Progression
| Season | Discipline | Result | Wind | Date | Competitions |
|---|---|---|---|---|---|
| 1999 | 400m | 45.81 | – | May 13, 1999 | – |
| 1998 | 400m | 46.93 | – | May 5, 1998 | – |
| 1997 | 400m-short-track | 46.83 | – | Mar 1, 1997 | – |
| 1997 | 400m | 47.13 | – | Jun 6, 1997 | – |
| 1997 | 4x400m | 3:03.85 | – | Aug 9, 1997 | IAAF World Championships, Olympic Stadium, Athina |
| 1996 | 400m | 46.55 | – | Sep 16, 1996 | – |
| 1995 | 400m | 46.37 | – | Jul 30, 1995 | – |
| 1995 | 400m-short-track Indoor | 48.07 | – | Mar 10, 1995 | IAAF World Indoor Championships |