Born in Marseille, Baldé was called up by Guinea for the 2002 African Cup of Nations. He was also part of their 2004 Cup of nations team, who finished second in their group in the first round of competition, before losing in the quarter-finals to Mali, and was a regular in 2006 FIFA World Cup qualifying. With Baldé on board, Guinea have also made it to the last eight in the 2004, 2006 and 2008 Africa Cup of Nations.