Foster
Foster could refer to:
In-universe
 Foster (Crewman third class), an Earth Starfleet officer
 Foster (Cadet), a 2280s Starfleet Academy cadet
 Foster (Crewman), a crewman aboard USS Voyager
 Foster-D'Angelo, a location in space
 Don Foster, Jr. (Lieutenant), a lieutenant aboard the USS Enterprise-D
 Fosterage, the act of raising a child that is not one's own.

Real world
 Alan Dean Foster, the author who wrote the novelizations of the entire Animated Series
 Don Foster, Jr., a swing gang member of the art department on The Next Generation
 Meg Foster, who played Onaya in DS9's "The Muse"
 Stacie Foster, who played Lieutenant Bartel in TNG's "Relics"
 Foster (stand-in), a stand-in in TNG "The Game"

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