There's more than one place called Sebastian, Sebastián, or Sébastien: France Saint-Sébastien Puerto Rico San Sebastian (Puerto Rico) (San Sebastián) - a municipality Spain San Sebastián (Donostia) - provincial capital of Guipuzcoa, in the Basque Country San Sebastian de La Gomera - capital of La Gomera, one of the Canary Islands United States of America Sebastian - a city in Indian River County, in the Treasure Coast region of Florida Sebastian (Texas) - a place in Willacy County, Gulf Coast (Texas) Sebastian County - in the Ouachitas region of Arkansas Sebastian Inlet State Park - in the Treasure Coast region of Florida