Jakub Kochanowski (born 17 July 1997) is a Polish professional volleyball player who plays as a middle blocker for Projekt Warsaw and the Poland national team.

[1] On 10 May 2018, after a successful season in Indykpol AZS Olsztyn, and achieving 4th place in the league, he was announced as a new player of PGE Skra Bełchatów.

[4][5] In the same year, he also took part in the European Youth Olympic Festival, and on 1 August 2015 achieved a gold medal after the final match with Bulgaria (3–0).

[6] On 10 September 2016, he achieved a title of the U20 European Champion after winning 7 out of 7 matches at the tournament, and beating Ukraine in the final (3–1).

[7] On 2 July 2017, Poland, including Kochanowski, achieved a title of the U21 World Champion, after beating Cuba in the final (3–0).