Alan Pereira Costa, or simply Alan Bahia, (born 14 January 1983) is a Brazilian football coach and a former player who is the manager of Carajás.

He made his professional debut in a 0-0 draw away to Goiás on October 5, 2002. Bahia is also the player with most appearances for Atlético Paranaense in the history of the Brazilian League, with 188 matches.^[1]

Atlético Paranaense

• Paraná State League: 2005

• Alan Bahia at J.League (archive) (in Japanese)
• (in English) sambafoot.com
• (in Portuguese) rubronegro.net^[usurped]
• (in Portuguese) CBF^{[permanent dead link‍]}
• (in Portuguese) furacao.com
• (in Portuguese) atleticopr.com
• (in Portuguese) zerozero.pt