Sarmang Dehradun Marathon is the Internationally certified full marathon road running race that happen in the capital of Uttarakhand, Dehradun in the month of October every year.This is the second edition of the event. Along with full marathon, half marathon, 10K, 5K and 2K fun run events are part of the marathon.People from all over India and globe come to participate in the event. This is an AIMS member event. The route of the marathon is measured and certified by World athletics which enables the marathon eligible for world records if any is made during the event.The marathon is an qualifying race for Abbott World Marathon Majors.