1998–99 Willem II season

Willem II finished in second, qualifying for the Champions League group stage.

Note: Flags indicate national team as defined under FIFA eligibility rules. Players may hold more than one non-FIFA nationality.

No. Pos. Nation Player — GK  NED Jim van Fessem — GK  BEL Kris Mampaey — DF  NED Reinder Hendriks — DF  NED Delano Hill — DF  NED Joris Mathijsen — DF  NED Mark Schenning — DF  NED Frank van Kouwen — DF  NED Jos van Nieuwstadt — DF  FIN Sami Hyypiä — DF  THA Geoffrey Prommayon — MF  NED Yassine Abdellaoui — MF  NED Arno Arts

No. Pos. Nation Player — MF  NED Dennis Schulp — MF  NED Raymond Victoria — MF  MAR Adil Ramzi — MF  CZE Tomáš Galásek — FW  NED Marco Heering — FW  NED Erwin Hermes — FW  NED Huub Loeffen — FW  NED Marino Promes — FW  NED Marcel Valk — FW  BFA Ousmane Sanou — FW  GAM Jatto Ceesay

• Bert Konterman - Feyenoord
• Joonas Kolkka - PSV Eindhoven