Tonga at the 2018 Commonwealth Games
Tonga competed at the 2018 Commonwealth Games in the Gold Coast, Australia from 4 to 15 April 2018.
The Tongan team consisted of 13 athletes that competed in six sports. Boxer Magan Maka was the country's flag bearer during the opening ceremony.
Competitors
The following is the list of number of competitors participating at the Games per sport/discipline.| Sport | Men | Women | Total |
| Athletics (track and field) | 1 | 1 | 2 |
| Boxing | 3 | 2 | 5 |
| Lawn bowls | 0 | 2 | 2 |
| Shooting | 1 | 0 | 1 |
| Swimming | 1 | 1 | 2 |
| Weightlifting | 1 | 0 | 1 |
| Total | 7 | 6 | 13 |
Athletics (track and field)
Tonga participated with a team of 2 athletes.;Track & road events
;Field events