Doctor Poison

Doctor Poison is the name of two fictional characters, supervillains who appear in DC Comics publications and related media. Both villains were members of the super-villain team Villainy Inc. and have appeared as major recurring enemies for Wonder Woman.
The Princess Maru incarnation of Doctor Poison first appeared in "Sensation Comics" #2 and was created by William Moulton Marston and Harry G. Peter. The second Doctor Poison first appeared in "Wonder Woman" Vol. 2 #151 and was created by Eric Luke and Matthew Clark.
The original Princess Maru incarnation of the character made her first movie appearance in "Wonder Woman", played by Spanish actress Elena Anaya.