Tachibana Dosetsu (?? ??, 22 April 1513 – 2 November 1585), born Betsugi Akitsura (????), also as Bekki Akitsura, and Bekki Dosetsu, was a Japanese samurai of the Sengoku period who served the Otomo clan.
He was the father of Tachibana Ginchiyo and adopted father of Tachibana Muneshige.