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Deji Aliu
Medal record
Men's athletics
Representing  Nigeria
Olympic Games
Bronze medal – third place 2004 Athens 4x100 m relay
World Championships
Disqualified 1999 Seville 4x100 m relay
All-Africa Games
Gold medal – first place 2003 Abuja 100 m

Deji Aliu (born 22 November 1975 in Lagos) is a Nigerian sprinter. He won the 100 metres event at the 2003 All-Africa Games. He also took fourth place in the event at the 2002 Commonwealth Games.

Aliu formed part of the Nigerian relay team which won a bronze medal at the 2004 Olympics. Together with Innocent Asonze, Francis Obikwelu and Daniel Effiong . He won a bronze medal in 4 x 100 metres relay at the 1999 World Championships in Athletics, but the team was later disqualified (in August 2005) because Innocent Asonze failed a doping test in June 1999.

Personal bests