| Cga: | COK |
| Cganame: | Cook Islands Sports and National Olympic Committee |
| Games: | Commonwealth Games |
| Flagcaption: | Flag of the Cook Islands |
| Gold: | 0 |
| Silver: | 0 |
| Bronze: | 1 |
| App Begin Year: | 1974 |
The Cook Islands has competed in eleven of the Commonwealth Games to date.
The Cooks' first Commonwealth Games medal was won in 2018 by lawn bowlers Taiki Paniani and Aidan Zittersteijn.
The Cook Islands first participated in the 1974 Commonwealth Games held at Christchurch, New Zealand, missed the 1982 games, but has participated in all the games from 1986 onwards.