Nauru at the 1990 Commonwealth Games
Nauru was represented at the 1990 Commonwealth Games in Auckland by a single athlete, weightlifter Marcus Stephen, who would later become his country's President in 2007. The 1990 Games marked Nauru's first participation in the Commonwealth Games. Stephen competed in three events only, and won medals in all three, including one gold.
- Marcus Stephen, Weightlifting, Men's 60 kg Clean and Jerk
- Marcus Stephen, Weightlifting, Men's 62 kg Combined