Elektra Natchios is a fictional character appearing in Marvel Comics, created by Frank Miller. Elektra is a trained assassin, and a former lover of Daredevil. Her father was a Greek diplomat and her mother was an American socialite. Elektra was trained in martial arts by her father's business partner, Stick, who also trained Daredevil. She became a deadly assassin for hire, working for various criminal organizations.

After her father's murder, Elektra sought revenge and killed the man responsible. She eventually crossed paths with Daredevil, and the two began a romantic relationship. However, their relationship was short-lived, as Elektra was killed by Bullseye, a notorious assassin hired by the villainous Kingpin.

Elektra was later resurrected by a group known as the Hand, who brainwashed her into becoming their leader. She was eventually freed from their control and returned to her former life as a mercenary. Elektra has also been a member of various superhero teams, including the Avengers and the Thunderbolts.

Elektra is known for her exceptional martial arts skills, as well as her proficiency with weapons such as sais and throwing stars. She has also displayed telepathic and psychic abilities on occasion. Elektra is often portrayed as a conflicted character, struggling with her violent past and trying to find redemption.