The Rosmalen Grass Court Championships, branded by its sponsored name as the Libéma Open since 2018, (formerly known as the Continental Grass Court Championships, Heineken Trophy, Ordina Open, UNICEF Open, Topshelf Open and RICOH Open), is a professional tennis tournament held in the town of Rosmalen, on the outskirts of the city of 's-Hertogenbosch (Den Bosch), the Netherlands. The men's and women's tennis matches are played on outdoors grass courts at the Autotron convention center, and constitute a stage on the ATP Tour and the WTA Tour.