50PLUS is a Pensioners' interests political party in the Netherlands. The party was founded in 2009 by Maurice Koopman, Alexander Münninghoff, and Jan Nagel, a politician formerly connected to the Labour Party and Livable Netherlands. Nagel has been the acting Leader since 2013.The party first participated in elections during the Dutch provincial elections of 2011. During these elections the party obtained 9 seats in the States-Provincial.