Natasha Romanoff (Marvel Cinematic Universe)

Natalia Alianovna Romanoff, more commonly known as Natasha Romanoff, is a fictional character primarily portrayed by Scarlett Johansson in the Marvel Cinematic Universe (MCU) media franchise—based on the Marvel Comics character of the same name—sometimes known by her alias, Black Widow. Romanoff is a spy and an expert hand-to-hand combatant, trained in the Red Room from childhood. She eventually joins S.H.I.E.L.D. and becomes a key member and eventual leader of the Avengers until her death in Avengers: Endgame (2019).