Estelle Granger

Lieutenant Commander Estelle Granger was an Earth Starfleet officer during the Earth-Romulan War.

In 2156, Granger served as the first officer of the Challenger. During the Battle of Andoria, Granger advised Captain Dunsel to engage captured fighters. Later during the battle, Granger concurred with Dunsel's decision to activate the Challenger's self-destruct mechanism, killing her and all other hands on board.