Amanda Waller

Amanda Blake Waller is a fictional main character appearing in American comic books published by DC Comics. The character first appeared in "Legends" #1 in 1986, and was created by John Ostrander, Len Wein, and John Byrne. 
Amanda Waller is a villain and sometimes ally to the superheroes of the DC Universe. She created the anti-hero group Suicide Squad.
Waller is played by Viola Davis in the live-action DC Extended Universe movie "Suicide Squad". Davis will return to portray the role in the sequel.