Sofiane Labidi (Arabic: سفيان العبيدي; born 29 September 1977 in Béja) is a Tunisian sprinter who specialises in the 400 metres. He achieved his personal best time of 45.19 seconds in Seville in June 2004. He represented his country at the 2000 and 2004 Summer Olympic Games.
He missed the 1997 season due to injury, then missed 1998 due to a hepatitis b infection.
He was the coach of the Tunisian national sprint and hurdles team from 2011 to 2013.
| Representing | ||||||
|---|---|---|---|---|---|---|
| 1996 | World Junior Championships | Sydney, Australia | 10th (semis) | 400 m | ||
| Arab Junior Championships | Latakia, Syria | 1st | 200 m | 21:68 | ||
| 1st | 400 m | 46:77 / | ||||
| bgcolor=silver | 2nd | 4×400 m relay | 3:13.1 | |||
| 1999 | Pan Arab Games | Irbid, Jordan | bgcolor=silver | 2nd | 400 metres | 45.9 |
| 2000 | Algiers, Algeria | 3rd | 400 m | 45.81 | ||
| Olympic Games | Sydney, Australia | 7th (q-finals) | 400 metres | 46.01 | ||
| 2001 | World Military Championships | Beirut, Lebanon | bgcolor=gold | 1st | 400 metres | 45:40 |
| Jeux de la Francophonie | Ottawa, Canada | 3rd | 400 metres | 45.45 | ||
| Radès, Tunisia | 2nd | 400 m | 46.33 | |||
| 2002 | Radès, Tunisia | 2nd | 400 m | 45.87 | ||
| 2003 | Abuja, Nigeria | 3rd | 400 m | 45.42 | ||
| 2004 | Budapest, Hungary | 4th | 400 m | 46.48 | ||
| Olympic Games | Athens, Greece | 3rd (heats) | 400 metres | 46.04 | ||
| 2005 | Almería, Spain | 1st | 400 m | 45.60 | ||
| 2007 | Pan Arab Games | Cairo, Egypt | 3rd | 4×400 m relay | 3:06.83 | |
| 2008 | African Championships | Addis Ababa, Ethiopia | — | 400 metres | DNF (semis) | |