Ubirajara (Bira) GuimarĂ£es Almeida (born 1943), known as Mestre Acordeon, is a native of Salvador, Bahia, Brazil, and a mestre of the Brazilian martial art Capoeira.
His international reputation as a teacher, performer, musician, organizer, and author is built upon fifty years of active practice, as well as research into the origins, traditions, political connotations, and contemporary trends of Capoeira. Mestre Acordeon has traveled extensively to promote Capoeira outside Brazil.[1][2]