Thea is found in Chapter 5 of the Giver, page 43 to be exact. Thea goes up (with Fiona) to receive her younger sibling at the Ceremony of One.
In "The Giver," Thea is not a character in the book. The main character is named Jonas, who lives in a dystopian society where emotions are suppressed. The story follows Jonas as he discovers the truth about his community and strives to change it.
Thea Gottschalk's birth name is Thea Hauer.
Thea Samuelson's birth name is Thea Connors.
Thea Holme's birth name is Thea Johnston.
Thea Gill's birth name is Thea Louise Gill.
Thea Ringen's birth name is Thea Jondal Ringen.
Thea Aichbichler's birth name is Thea Aichbichler Mohr.
Thea Trinidad's birth name is Thea Megan Trinidad.
Anna Thea's birth name is Anna Thea Bogdanovich.
Thea Prandi's birth name is Enrichetta Thea Prandi.
Thea Gumbert's birth name is Thea Akasa Gumbert.
Thea Glindorf is 174 cm.
Thea Constantine's birth name is Thea Eileen Constantine.