Thea

Thea Noeliva LaFond (born in 1994) is a triple jumper from Dominica. She competed at the 2016 Summer Olympics in Rio in the women's triple jump; her result of 12.82 meters in the qualifying round did not qualify her for the final. She was also selected to represent Dominica at the 2018 Commonwealth Games. During the 2022 Commonwealth Games, she improved her result and achieved a Silver Medal in the women's triple jump event. During the 2018 Commonwealth Games, she created history for becoming the first Dominican athlete to win a medal for Dominica at the Commonwealth Games after securing a bronze medal in the women's triple jump event. She competed at the 2020 Summer Olympics in Tokyo. She will represent Dominica at the 2024 Summer Olympics in Paris.

A fictional bearer is the secondary main character from Hayao Miyazaki's graphic novel "Shuna's Journey," an enslaved teenage girl who helps the protagonist after a long and dangerous voyage.

Thea is a supporting character in the musical Spring Awakening. She is among the group of girls who spend time with Wendla, the female lead.

I’m surprised, and kind of disappointed nobody mentioned the Thea Sisters books.

Thea Dearden Queen is a fictional character from the TV show Arrow, which is based on DC Comic's Green Arrow. She is the sister of protagonist Oliver Queen, and daughter of Moira Queen and (SPOILER) Malcolm Merlyn. She goes by the alter ego "Speedy".
Thea is portrayed by actress Willa Holland.

Thea Gilmore is a British singer and musician.

A famous bearer was German writer Thea von Harbou, who wrote the movies "Metropolis", "M", "Der Mude Tod", and the "Dr. Mabuse" films.

In Alma Alexander's books, 'World Weavers', the main character is a girl named Thea, which is short for Galathea. In the book, Thea is the seventh child in her family. And her parents are both seventh children too, so Thea is known as a Double-Seventh. In the magical world, much is expected of her even though she can't get any magic right at all. Thea struggles a lot, but discovers herself in the end.

A famous bearer of this name is Canadian actress Thea Gill, whose first name is pronounced TAY-ah (TAY, rhymes with "ray").