The NN Marathon Rotterdam takes place April 12, 2026 in Rotterdam, Netherlands, finishing on the iconic Coolsingel. Described as the fastest and most beautiful marathon in the Netherlands, it attracts world-top athletes and tens of thousands of runners with hundreds of thousands of spectators. The marathon is SOLD OUT. Charity bibs available through KLABU or KWF with €500+ fundraising. Also features 10K, 1/4 marathon, City Run, and Kids Runs on Saturday April 11.
Date
Apr 12, 2026
Location
Rotterdam, Netherlands
Sport
Running
Website