Peer Koopmeiners: AZ Midfielder Following in Brother’s Footsteps
Peer Koopmeiners, the 25-year-old Dutch defensive midfielder currently playing for AZ Alkmaar, is making a name for himself in the Eredivisie. His recent performances, including a notable free-kick reminiscent of his brother Teun Koopmeiners’ World Cup assist, have drawn attention to his growing talent.
Early Career and Development
Born on May 4, 2000, in Amsterdam, Netherlands, Koopmeiners began his youth career at AZ Alkmaar. He progressed through the ranks, spending four years with Jong AZ (AZ Alkmaar’s reserve team) from 2018 to 2022, making 115 appearances and scoring 4 goals. He was promoted to the first team in June 2021, initially making limited appearances.
Loan Spells and Growth
To gain more consistent playing time, Koopmeiners was loaned to Excelsior in January 2023, followed by a move to Almere City in July 2023. During his time with Almere City, he featured in 31 matches across all competitions, demonstrating his capabilities as a defensive midfielder. As of February 22, 2026, he has appeared in 31 matches for Almere City.
Return to AZ and Conference League Success
Returning to AZ Alkmaar, Koopmeiners has develop into a more integral part of the squad. He has made 80 appearances for AZ, scoring 2 goals. AZ recently reached the eighth finals of the Conference League, partly due to Koopmeiners’ contributions, including a free-kick that echoed a brilliant assist previously made by his brother, Teun.
International Career
Koopmeiners has also represented the Netherlands at various youth levels, including the U15, U16, and U19 teams. He has a total of 14 appearances across these youth levels.
Family Connection
Peer Koopmeiners is the younger brother of Teun Koopmeiners, a Dutch international footballer who currently plays for Atalanta. The brothers share a strong footballing connection, with Peer’s recent free-kick drawing comparisons to Teun’s notable assist.
Career Statistics (as of February 22, 2026)
| Club | Season | League | Apps | Goals |
|---|---|---|---|---|
| Jong AZ | 2017–18 | Eerste Divisie | 1 | 0 |
| Jong AZ | 2018–19 | Eerste Divisie | 19 | 0 |
| Jong AZ | 2019–20 | Eerste Divisie | 24 | 0 |
| Jong AZ | 2020–21 | Eerste Divisie | 34 | 3 |
| Jong AZ | 2021–22 | Eerste Divisie | 30 | 1 |
| Jong AZ | 2022–23 | Eerste Divisie | 7 | 0 |
| AZ Alkmaar | 2021–22 | Eredivisie | 3 | 0 |
| AZ Alkmaar | 2022–23 | Eredivisie | 19 | 0 |
| AZ Alkmaar | 2024–25 | Eredivisie | 36 | 1 |
| AZ Alkmaar | 2025–26 | Eredivisie | 22 | 1 |
Peer Koopmeiners continues to develop as a key player for AZ Alkmaar, building on his experiences and showcasing his potential as a promising defensive midfielder.