The development of  Teun Koopmeiners

Teun Koopmeiners is a Dutch professional footballer who captains Eredivisie club AZ Alkmaar. He plays as a midfielder. He also represents Netherlands U21's. He was called up to the senior Netherlands national team squad in August 2020 for a preliminary UEFA Nations League squad but remains uncapped

Alkmaar Zaanstreek, better known as AZ Alkmaar or simply AZ, is a Dutch professional football club from Alkmaar and the Zaanstreek. The club plays in the Eredivisie, the highest professional football league in the Netherlands, and hosts home matches at the AFAS Stadion.