| Puliyantivu | |
| Native Name: | Tamil: புளியந்தீவு Sinhala; Sinhalese: කොටිදූව |
| Map: | Sri Lanka Northern Province#Sri Lanka |
| Map Relief: | yes |
| Label Position: | top |
| Coordinates: | 9.6478°N 79.7744°W |
| Area Km2: | 0.44 |
| Length M: | --> |
| Width M: | --> |
| Coastline M: | --> |
| Country: | Sri Lanka |
| Country Admin Divisions Title: | Province |
| Country Admin Divisions: | Northern |
| Country Admin Divisions Title 1: | District |
| Country Admin Divisions 1: | Jaffna |
| Country Admin Divisions Title 2: | DS Division |
| Country Admin Divisions 2: | Islands North |
| Languages: | Tamil |
| Ethnic Groups: | Sri Lankan Tamils |
| Timezone1: | Sri Lanka Standard Time Zone |
| Utc Offset1: | +5:30 |
Puliyantivu (Tamil: புளியந்தீவு|translit=Puḷiyantīvu; Sinhala; Sinhalese: කොටිදූව Koṭidūva) is an island off the coast of Jaffna peninsula in northern Sri Lanka, located approximately 26km (16miles) west of the city of Jaffna. The island has an area of 0.44km2.[1]