Oost, Dutch for "east", may refer to:
Jason Oost, Dutch football player Oost-Maarland, a village in the Dutch province of Limburg Oost, Limburg, a hamlet in Oost-Maarland Oost, North Holland, a hamlet in the Dutch municipality of Texel Oost, Rijnmond, a subregion of the Dutch region of Rijnmond Oost, Suriname, a town in the Para District of Suriname Oost, a borough of Amsterdam, Netherlands Oost (river), a river in Hanover, Germany