Sarah Connor is a fictional character and the main protagonist of the Terminator franchise. She is one of the protagonists of The Terminator (1984), Terminator 2: Judgment Day (1991), Terminator Genisys (2015), and Terminator: Dark Fate (2019), as well as the television series Terminator: The Sarah Connor Chronicles (2008–2009). The character develops from a timid damsel in distress victim in the first film to a wanted fugitive committing acts of terrorism, a hardened warrior and mother who sacrificed everything for her son's future, on the verge of losing touch with her own humanity, and a mentor preparing and protecting a protégée for her destiny.

Source: Wikipedia