| Competition: | Cook Islands Round Cup |
| Season: | 2013 |
| Winners: | Puaikura |
| Continentalcup1: | 2014–15 OFC Champions League |
| Continentalcup1 Qualifiers: | Puaikura |
| Relegated: | None |
| Matches: | 42 |
| Total Goals: | 254 |
| Biggest Home Win: | Puaikura 14–1 Takuvaine |
| Biggest Away Win: | Matavera 1–13 Puaikura |
| Highest Scoring: | Titikaveka 11–5 Takuvaine |
| Prevseason: | 2012 |
| Nextseason: | 2014 |
The 2013 season of the Cook Islands Round Cup is the fortieth 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]