Alejandro Bermúdez Tamayo (born March 30, 1975) is a retired backstroke and medley swimmer from Colombia.

He competed in three consecutive Summer Olympics for his native country, starting in 1992.

His best result was 13th place in the Men's 400 metres Individual Medley at the 1996 Summer Olympics in Atlanta, Georgia.

[3] At the 1996 Summer Olympics in Atlanta, Bermúdez finished 13th in the 400-meter individual medley, and 21st in the 400-meter freestyle.

At the 2000 Summer Olympics in Sydney, Bermúdez finished 28th in the 200-meter backstroke, and 35th in the 400-meter individual medley.