DIO Groningen

The Sunday section of the club played in the 2011–12 Hoofdklasse.

Due to financial problems, the club withdrew from the league on 1 December 2011.

[1] The Saturday section of DIO Groningen still exists.

It played 2012–14 in the Reserve Vijfde Klasse.

[2] In 2020–2021 it played in the Reserve Vierde Klasse, after playing 2014–20 in the Vijfde Klasse.