Jamaica competed at the 2018 Commonwealth Games in the Gold Coast, Australia from 4 to 15 April 2018. It was Jamaica's 17th appearance at the Commonwealth Games.
Swimmer Alia Atkinson was the country's flag bearer during the opening ceremony.
The following is the list of number of competitors participating at the Games per sport/discipline.
Jamaica participated with 51 athletes (30 men and 21 women).
<nowiki>*</nowiki> Competed in heats only.
Jamaica participated with five athletes (three men and two women)
Jamaica qualified a women's basketball team of 12 athletes. The team was invited by FIBA and the CGF.
Jamaica participated with a team of 1 athlete (1 man)
Jamaica participated with 1 athlete (1 man).
Jamaica participated with a team of 1 athlete (1 man).
Jamaica participated with 1 athlete (1 man).
Jamaica will compete in Lawn bowls.
Jamaica qualified a netball team by virtue of being ranked in the top 11 (excluding the host nation, Australia) of the INF World Rankings on 1 July 2017.
Jamaica qualified a men's rugby sevens team of 12 athletes, by winning the 2017 RAN Sevens. This will mark the country's Commonwealth Games debut in the sport.
Jamaica participated with 2 athletes (2 men).
Jamaica participated with 2 athletes (2 men).
Jamaica participated with 1 athlete (1 woman).
Jamaica participated with 2 athletes (2 men).
Jamaica participated with 2 athletes (1 man and 1 woman).
Jamaica participated with 1 athlete (1 man).