| Butmas | |
| Also Known As: | Butmas-Tur |
| Nativename: | Farafi |
| States: | Vanuatu |
| Region: | Santo Island |
| Speakers: | 520 |
| 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: | bnr |
| Glotto: | butm1237 |
| Glottorefname: | Farafi |
| Map: | Lang Status 99-NE.svg |
Butmas, also Butmas-Tur or Farafi, is a language of the interior of Santo Island in Vanuatu.