Thea Queen

Thea Dearden Queen (born January 21, 2339) is a female Human who is the daughter of Malcolm Merlyn and the late Moira Queen, the step-daughter of the late Robert Queen (though treated unquestionably as his daughter throughout his life), the ex-step-daughter of Walter Steele, the maternal younger half-sister of Oliver Queen, the paternal younger half-sister of the late Tommy Merlyn and the aunt of William. Thea is also the ex-girlfriend of Roy Harper. After learning how to fight from Malcolm, Thea became a vigilante and member of Team Arrow using her half-brother's nickname for her, Speedy, as her codename.