Did Edith keeler ever exist in real life?

Edith Keeler is a fictional character from the "Star Trek" universe, specifically introduced in the episode "The City on the Edge of Forever." She does not have a historical counterpart in real life; her character was created for the storyline involving time travel and moral dilemmas faced by the crew of the USS Enterprise. The episode explores themes of sacrifice and the impact of individual choices on history, but Keeler herself is not based on a real person.