The Polish Cross Country Championships (Polish: mistrzostw Polski seniorów w biegu przełajowym) is an annual cross country running organised by the Polish Athletics Association that serves as the national championship for the sport in Poland. It is usually held in March or April. Zdzisław Krzyszkowiak is the most successful athlete in the men's division, as a six-time champion and twice runner-up. Katarzyna Kowalska is the most successful athlete in the women's division, and overall, having won seven individual titles and finished runner-up on three occasions.