The 2021 Ypres Rally (also known as the Renties Ypres Rally Belgium 2021) was a motor racing event for rally cars that was held over three days between 13 and 15 August 2021. It marked the fifty-seventh running of the Ypres Rally. The event was the eighth round of the 2021 World Rally Championship, World Rally Championship-2 and World Rally Championship-3. It was also the fourth round of the 2021 Junior World Rally Championship. The 2021 event was based in Ypres in West Flanders and was contested over twenty-four special stages totalling 295.78 km (183.79 mi) in competitive distance.