The Košice Peace Marathon is an annual road marathon held in Košice, Slovakia, since 1924. It is the oldest continuously running in the world, having been run every year since 1941. It is the oldest marathon in Europe and the third-oldest in the world. However, Boston and Yonkers have been continuous only since 2021. The marathon generally takes place each year on the first Sunday in October. The course is relatively flat and consists of two loops, mostly within the city center.

Mikko Hietanen (1911–1999) was a Finnish long-distance runner, European Champion and world record holder, who competed for his native country at the Summer Olympics in London 1948 and in Helsinki 1952.