The Oceanic island nation of Kiribati competed at the 2012 Summer Olympics in London, held from July 27 – August 12, 2012.

Kiribati also planned to send two athletes to compete in boxing, but the nation failed to qualify.

[1] Weightlifter David Katoatau, the oldest member of the delegation, reprised his role as national flag bearer at the opening ceremony.

[4] David Katoatau was selected as Kiribati's opening ceremonies flag bearer for the second consecutive Olympics.

[10] She competed in the women's 100 meter event, finishing the preliminary heat with a personal best time of 13.61 seconds.