Singapore first competed in the IOL in 2010, and has competed in 3 olympiads. They have sent 12 participants in 3 teams.
In competition, teams from Singapore have brought home 2 bronze medals and 4 honorable mentions.
| Year | Medal | Name | Team |
| 2012 | Bronze | Amelia Shaye Lim Jin | Singapore |
| 2012 | Bronze | Anne Ng Yin-Yi | Singapore |
| Year | Name | Team |
| 2012 | Tan Chih King Clarence | Singapore |
| 2011 | Joelle Tan | Singapore |
| 2011 | Shaun Tan Yi Jie | Singapore |
| 2010 | Jeremy Ng | Singapore |