Pierre Délèze (born August 25, 1958 in Nendaz, Valais) is a former Swiss middle distance runner who set a national record of 3:31.75 min when he won the 1500 m race at the meeting in Zurich in 1985, defeating the reigning Olympic champion Sebastian Coe. He also set a national record over the Mile in 3:50.38 min in Koblenz in 1982.
Délèze participated in the 1500 m final at the 1983 World Championships in Athletics in Helsinki in which he fninshed sixth. The race was won by Steve Cram. In the 1987 World Championships in Athletics in Rome he finished fourth over 5000 m; the gold was won by Saïd Aouita.
| Representing | ||||||
|---|---|---|---|---|---|---|
| 1980 | Olympic Games | Moscow, Soviet Union | 24th (h) | 1500 m | 3:44.72 | |
| 1982 | European Championships | Athens, Greece | 7th | 1500 m | 3:39.64 | |
| 1983 | World Championships | Helsinki, Finland | 6th | 1500 m | 3:43.69 | |
| 1984 | Olympic Games | Los Angeles, United States | heats | 1500 m | DNF (fell) | |
| 1986 | European Championships | Stuttgart, Germany | 7th | 5000 m | 13:28.80 | |
| 1987 | World Championships | Rome, Italy | 4th | 5000 m | 13:28.06 | |
| 1988 | Olympic Games | Seoul, South Korea | 41st (h) | 5000 m | 14:12.79 | |
| (h) Indicates overall position in qualifying heats. DNF = did not finish | ||||||