| Competition: | Cook Islands Round Cup |
| Season: | 2016 |
| Winners: | Puaikura |
| Continentalcup1: | 2017 OFC Champions League |
| Continentalcup1 Qualifiers: | Puaikura |
| Promoted: | None |
| Relegated: | None |
| Matches: | 42 |
| Total Goals: | 187 |
| Average Goals: | 4.45 |
| Biggest Home Win: | Tupapa Maraerenga 8–0 Matavera |
| Biggest Away Win: | Titikaveka 0–11 Puaikura |
| Highest Scoring: | Titikaveka 0–11 Puaikura |
| Prevseason: | 2015 |
| Nextseason: | 2017 |
The 2016 Cook Islands Round Cup is the forty-third recorded season of top flight association football competition in the Cook Islands, with any results between 1951 and 1969 and also in 1986 and 1988–1990 currently unknown.[1] Puaikura won the championship going unbeaten through the entire season to qualify for the 2017 OFC Champions League.