Bouabdallah "Bob" Tahri is a retired middle-distance and long-distance French runner, who was born in Metz. He competed mainly in the 3000 m steeplechase distance. He also competes in the 2000 m steeplechase, 1500 m, mile, 3000 m, 5000 m, 10000 m and cross-country running. He has won several medals at major international championships such as the World Championships, European Championships and the European Indoor Championships. Moreover, he has won medals in the European Cup, European Team Championships, IAAF World Cup, IAAF Continental Cup and the IAAF World Athletics Final.

The 3000 metres steeplechase or 3000-meter steeplechase is the most common distance for the steeplechase in track and field. It is an obstacle race over the distance of the 3000 metres, which derives its name from the horse racing steeplechase.