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Vastseliina Vahtsõliina (Võro)  | 
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 Vastseliina castle ruins 
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| Coordinates: 57°43′47″N 27°17′37″E / 57.72972°N 27.29361°ECoordinates: 57°43′47″N 27°17′37″E / 57.72972°N 27.29361°E | |
| Country | Estonia | 
| County | Võru County | 
| Parish | Vastseliina Parish | 
| Time zone | EET (UTC+2) | 
Vastseliina (Võro: Vahtsõliina) is a small borough (alevik) in Vastseliina Parish, Võru County in southeastern Estonia.
Vastseliina is the birthplace of wrestler and 1924 Olympic Gold Medalist Eduard Pütsep and writer and lawyer Uido Truija.