The 1985–86 KNVB Cup was the 68th edition of the Dutch national football annual knockout tournament for the KNVB Cup.
46 teams contested, beginning on 9 October 1985 and ending at the final on 28 May 1986, at De Meer Stadion in Amsterdam.
Ajax beating RBC 3–0.
E Eredivisie; 1 Eerste Divisie; A Amateur teams Match rules Ajax would play in the Cup Winners' Cup.