Chess Club Van Pion Tot Dame Geraardsbergen is a chess club and tournament organizer based in Geraardsbergen, East Flanders, Belgium. The club has a long-standing place in local and regional chess and supports organized competition in the city. In addition, it operates as a visible hub for tournament chess in the wider Flemish chess community.

The club runs a broad program of events, including FIDE-rated tournament play, classical chess, rapid, blitz, and senior competitions. It is especially known for the International Open of Geraardsbergen, a recurring open chess tournament that attracts players from Belgium and abroad. Moreover, the organization also stages side events such as FIDE rapid and blitz tournaments during its festival program.

Over the years, the club has remained active in both adult and junior chess. Furthermore, it supports regional chess life through regular club organization, volunteer leadership, and a stable event structure. As a result, Van Pion Tot Dame continues to stand out as a recognized chess organizer in East Flanders.