The Ronde van het Groene Hart was a road bicycle race held in Groene Hart, Netherlands. The first edition of the race, in 2007, was organized as a 1.1 event on the UCI Europe Tour. The 203 km race started in Leiden and finished in Woerden, passing through Rotterdam, Amsterdam and Utrecht. The last edition of the race was in 2010; no sponsors could be found for 2011 or 2012 and the race was cancelled permanently.