Vaišvilkas
| Vaišvilkas | |
|---|---|
16th–17th century imaginative depiction of Vaišvilkas | |
| Grand Duke of Lithuania | |
| Reign | 1264–1267 |
| Predecessor | Treniota |
| Successor | Shvarn |
| Duke of Novogrudok | |
| Reign | 1253–1254 1258–1259 |
| Successor | Roman Danylovych |
| Born | 1223 |
| Died | 1267 |
| House | House of Mindaugas |
| Father | Mindaugas |
Vaišvilkas or Vaišelga (also spelled Vaišvila, Vojszalak, Vojšalk, Vaišalgas; died 18 April 1267) was Grand Duke of Lithuania from 1264 until his death in 1267. He was a son of Mindaugas, the first and only Christian King of Lithuania.