Grace O'Connor is the main antagonist of the anime series Macross Frontier. She is voiced by Kikuko Inoue, who also voiced I-No. She appears to be Sheryl Nome's manager and a kind person, and she is later revealed to be a cyborg, being able to wield a weapon of mass destruction called the "Dimension Eater". She originally worked alongside Dr. Mao Nome and Ranshe, until the fleet's destruction, and now she plans on using the Vajra in hopes for world domination.