Jan Ziółkowski

Early years

Ziółkowski grew up playing in the youth teams of Wicher Kobyłka and Polonia Warsaw. He transferred to Legia Warsaw in 2022. During the 2022–23 season, Ziółkowski played for the U-19 team in the Central Junior League and the club's reserve team in group I of the III liga.

Legia Warsaw

Ziółkowski made his first team debut on 5 May 2024 in a loss against Radomiak Radom. He started in the last two matches of the 2023–24 Ekstraklasa season. In September 2024, Ziółkowski extended his contract with Legia until 2026, with an option for an additional year. On 26 February 2025, he scored his debut goal on 26 February 2025, in a Polish Cup quarter-final match against Jagiellonia Białystok.

Roma

Ziółkowski joined Italian club Roma on 29 August 2025 for a fee of €6 million, taking the jersey number 24. On 24 October, he made his European debut for Roma in a 2025–26 UEFA Europa League match against Viktoria Plzeň. He scored his first goal for Roma in a 1–1 draw against Panathinaikos on the final matchday of the Europa League league phase, resulting in Roma finishing 8th in the table and progressing to the round of 16.

Loan to Monza

On 31 August 2026, Ziółkowski was sent on a one-year loan to Serie A club Monza with an option for purchase.

Ziółkowski played for Poland at under-18, under-19, and under-20 level between 2023 and 2024. On 9 October 2025, Ziółkowski made his debut for the Poland national team in a friendly match against New Zealand.

Club

As of match played 24 May 2026

International

As of match played 14 November 2025

Legia Warsaw

Polish Cup: 2024–25 Polish Super Cup: 2025 Legia Warsaw II

Polish Cup (Masovia regionals): 2022–23 Individual

Polish Newcomer of the Year: 2025