Jan-Krzysztof Duda is a Polish chess grandmaster. A prodigy, he achieved the grandmaster title in 2013 at the age of 15 years and 21 days. As of December 2023, he is ranked No. 1 in Poland and No. 16 in the world. His personal best rating of 2760 makes him the highest ranked Polish player of all time.

Individual Polish Chess Championship is the most important Polish chess tournament, aiming at selecting the best chess players in Poland. Based on the results of the tournament (mainly), the Polish Chess Federation selects the national and subsequently the olympiad team.