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.
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