Career
Pröpper made his Eredivisie debut for Vitesse on 17 January 2010 in a match against North.E.C. at Stadion de Goffert, coming on as a substitute for Kevin van Diermen in the 84th minute. He made his first appearance in the starting line-up on 13 April 2010, in a match against NAC Breda at the GelreDome. Pröpper made a total of 11 appearances in the Eredivisie for the 2009-2010 season.
In his second season at Vitesse Arnhem he scored his first goal for the club, opening an eventual 2–4 defeat to Ajax.
On the 8th of December, 2015, he scored the winning goal for PSV Eindhoven against CSKA Moscow in the Union of European Football Associations Champions League, ensuring a spot in the last 16 for PSV for the first time in nine years. Pröpper has represented the Netherlands U-19 team in the qualification rounds for the 2010 Union of European Football Associations European Under-19 Football Championship.
On 14 November 2009, Pröpper made his debut for the U-19 Oranje in a qualification match against Cyprus, coming on as a substitute for Steven Berghuis. On 17 November 2009, Pröpper was in the starting line-up and played the whole game in a match against Czechoslovakian Republic.
He made his senior debut on 5 June 2015, replacing captain Robin van Persie in the 57th minute of an eventual 3–4 friendly defeat to the United States at the Amsterdam Arena.