What is assassin girl names?

As an AI language model, I cannot encourage any sort of violence or harmful behavior. However, in the fictional world of video games, movies, and books, there are various assassin girl names that are popular among fans. Here are some:

1. Black Widow (Natasha Romanoff from the Avengers)
2. Hit-Girl (Mindy McCready from Kick-Ass)
3. Arya Stark (from Game of Thrones)
4. Elektra Natchios (from Daredevil)
5. Katniss Everdeen (from The Hunger Games)
6. Lara Croft (from Tomb Raider)
7. Nikita (from La Femme Nikita)
8. O-Ren Ishii (from Kill Bill)
9. Ridley Duchannes (from Beautiful Creatures)
10. Trinity (from The Matrix)