Thea Queen is Oliver Queen's younger sister.
While Oliver was on the island, she developed a rebellious attitude and a drug habit, although she began to become clean after criminal charges are brought against her for driving while under the influence. During this time she met and began a relationship with Roy Harper.
After the collapse of the Glades and Oliver's return to the island, Thea took over Oliver's club.
After being drugged by Malcolm Merlyn following her return to Starling City she murdered Sara Lance.
- Business Management
- Hand-to-Hand Combat (Advanced)
- Martial Arts
- Toxicology: Thea has displayed a familiarity with poisons, being able to detect disguised cyanide in red wine
- Drug Addiction (formerly)
- This version of the character is exclusive to the continuity of the television series Arrow and is an adaptation of Mia Dearden. The original character was created by Kevin Smith and Phil Hester and first appeared in Green Arrow (Volume 3) #2.
- Thea Queen is portrayed by Willa Holland.
- Thea was nicknamed Speedy in her childhood. A reference to Green Arrow's comic sidekicks.
- Thea's middle name, Dearden, is a reference to Mia Dearden, the second Speedy after Roy Harper.
- Thea's alias in Corto Maltese, "Mia", is a reference to the same.
- Thea suggested that her vigilante identity could be "Red Arrow", before being prompted by Oliver to take on the name Speedy. In the comics, Red Arrow was one of Roy Harper's aliases.
- Thea's birthday is January 21, 1995. 
- 101 Appearances of Thea Queen (Arrow)
- 6 Images featuring Thea Queen (Arrow)
- 1 Quotations by or about Thea Queen (Arrow)
- Character Gallery: Thea Queen (Arrow)
|Arrow and Flash television series. This template will categorize articles that include it into Category:Arrow (TV Series) Characters.|
|Team Arrow member|
This character is or was a member of the Green Arrow family of vigilante super-heroes, who fight crime using archery and martial arts. They are a loose connection brought together through family bonds and shared experiences. This template will categorize articles that include it into the category "Team Arrow members."