The Bieg Proszowicki im. Jana Marynowskiego is a Sunday street race held in Proszowice, Poland. The race office is located at the Centrum Kultury i Wypoczynku, Rynek 18. The main start is scheduled for the afternoon, with the event focusing on short, local distances instead of a long-distance road race.
Participants aged children and youth can compete in a 1 km run, while adults have the option of a 5 km or 10 km race through the streets of Proszowice. This race commemorates Jan Marynowski. Results and photo galleries are published online, and the event receives support from many local patrons and partners.