During the 2008–09 Dutch football season, AZ Alkmaar competed in the Eredivisie, playing their 42nd season of competitive football (Alkmaar '54 and FC Zaanstreek had merged to form AZ in May 1967).
The club won its first Eredivisie title since 1981 and remains the second top flight title in its history to this day. The club secured 80 points in the 34 games under Louis van Gaal and finished 11 points ahead of second placed FC Twente. AZ were knocked out of the KNVB Cup in the quarterfinals suffering a 2-1 home loss to NAC Breda, although they did secure a notable 1-0 (aet) win over PSV Eindhoven in the third round.
^Didulica was born in Geelong, Australia, and represented them at U-23 level, but also qualified to represent Croatia internationally through his parents and made his international debut for Croatia in April 2004.
^El Hamdaoui was born in Rotterdam, Netherlands, and represented them at U-21 level, but also qualified to represent Morocco internationally and made his international debut for Morocco in February 2009.