| Tasmate | |
| Also Known As: | Oa, Meri |
| State: | Vanuatu |
| Region: | Espiritu Santo |
| Speakers: | 150 |
| Date: | 1983 |
| Ref: | e18 |
| Familycolor: | Austronesian |
| Fam2: | Malayo-Polynesian |
| Fam3: | Oceanic |
| Fam4: | Southern Oceanic |
| Fam5: | North-Central Vanuatu |
| Fam6: | North Vanuatu |
| Fam7: | Espiritu Santo |
| Iso3: | tmt |
| Glotto: | tasm1246 |
| Glottorefname: | Tasmate |
| Map: | Lang Status 99-NE.svg |
Tasmate (alternatively Oa or Meri) is an Oceanic language spoken in the north of Espiritu Santo Island in Vanuatu.