Brynjar Aa often Brynjar Å (born July 21, 1960) is a Norwegian dramatist. He was a student at the Telemark University College and studied under Norwegian writer Eldrid Lunden. Before finishing at Bø, Aa published the book Babyboy.
Brynjar Aa has published over a dozen different works, all by established publishing houses, including Aschehoug, and The Norwegian Broadcasting Corporation. His work has also been reviewed in Dag og Tid and Dagbladet and some of them have been controversial.