During the 2005–06 season, CA Osasuna competed in La Liga, the top division of Spanish football, as well as the Copa del Rey and UEFA Cup.

[3] Automatically CA Osasuna dropped and played the UEFA Europa League on the 2006-07 season.

[2] During the season, CA Osasuna stadium name was changed from El Sadar to Reyno de Navarra.

[4] Note: Flags indicate national team as defined under FIFA eligibility rules; some limited exceptions apply.

Note: Flags indicate national team as defined under FIFA eligibility rules; some limited exceptions apply.