The Olympic Day Run is the only official Olympic running event in Greece, held each June as part of the worldwide Olympic Day celebrations. Organized under the patronage of the International Olympic Committee, it commemorates the founding of the IOC in 1894 while promoting mass participation in sport. Distances typically include 1.5 km, 5 km, and 10 km, making it accessible to all ages and abilities. What makes the Olympic Day Run Greece unique is its deep symbolism: staged in the birthplace of the Olympic Games, the event gathers Olympians, Paralympians, and distinguished athletes who join the public on the same start line. More than just a race, it channels the Olympic spirit of unity, health, and fair play into a festive running experience recognized internationally.