| Iwo Kaczmarski | |
| Birth Date: | 16 April 2004 |
| Birth Place: | Kielce, Poland |
| Height: | 1.83 m |
| Position: | Midfielder |
| Currentclub: | Miedź Legnica (on loan from Empoli) |
| Clubnumber: | 22 |
| Youthyears1: | –2019 |
| Youthclubs1: | Korona Kielce |
| Years1: | 2019–2020 |
| Caps1: | 3 |
| Goals1: | 0 |
| Years2: | 2020 |
| Clubs2: | Korona Kielce |
| Caps2: | 19 |
| Goals2: | 1 |
| Years3: | 2021–2022 |
| Caps3: | 3 |
| Goals3: | 0 |
| Years4: | 2022 |
| Clubs4: | → Empoli (loan) |
| Caps4: | 0 |
| Goals4: | 0 |
| Years5: | 2022– |
| Caps5: | 0 |
| Goals5: | 0 |
| Years6: | 2024– |
| Clubs6: | → Miedź Legnica (loan) |
| Caps6: | 13 |
| Goals6: | 1 |
| Nationalyears1: | 2017 |
| Nationalteam1: | Poland U14 |
| Nationalcaps1: | 1 |
| Nationalgoals1: | 0 |
| Nationalyears2: | 2018–2019 |
| Nationalteam2: | Poland U15 |
| Nationalcaps2: | 6 |
| Nationalgoals2: | 1 |
| Nationalyears3: | 2019 |
| Nationalcaps3: | 4 |
| Nationalgoals3: | 0 |
| Nationalyears4: | 2020 |
| Nationalcaps4: | 3 |
| Nationalgoals4: | 0 |
| Nationalyears5: | 2022 |
| Nationalcaps5: | 3 |
| Nationalgoals5: | 0 |
| Nationalyears6: | 2021–2023 |
| Nationalcaps6: | 6 |
| Nationalgoals6: | 0 |
| Nationalyears7: | 2023– |
| Nationalcaps7: | 2 |
| Nationalgoals7: | 0 |
| Club-Update: | 30 May 2024 |
| Nationalteam-Update: | 11 September 2023 |
Iwo Kaczmarski (born 16 April 2004) is a Polish professional footballer who plays as a midfielder for Miedź Legnica, on loan from the Italian club Empoli.
A native of Kielce, Kaczmarski started his career with his hometown club Korona Kielce. On 18 July 2020, the last matchday of the 2019–20 season, he scored his first professional goal in a 2–0 win against ŁKS Łódź, becoming the second youngest Ekstraklasa goalscorer at the age of 16 years and 93 days.[1]
On 30 January 2022, Kaczmarski joined Serie A club Empoli on loan until the end of the season, with a conditional obligation to buy.[2] He played for Empoli's Under-19 squad.
On 7 February 2024, he moved to Miedź Legnica on an eighteen-month loan with an option to buy.[3]
In June 2023, Kaczmarski was included in the Polish under-19 squad that took part in the 2023 UEFA European Under-19 Championship in Malta.[4]
| Club | Season | League | Cup | Continental | Other | Total | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Division | Apps | Goals | Apps | Goals | Apps | Goals | Apps | Goals | Apps | Goals | |||
| Korona Kielce II | 2019–20 | III liga | 3 | 0 | — | — | — | 3 | 0 | ||||
| Korona Kielce | 2019–20 | Ekstraklasa | 4 | 1 | 0 | 0 | — | — | 4 | 1 | |||
| 2020–21 | I liga | 15 | 0 | 2 | 0 | — | — | 17 | 0 | ||||
| Total | 19 | 1 | 2 | 0 | — | — | 21 | 1 | |||||
| Raków Częstochowa | 2020–21 | Ekstraklasa | 2 | 0 | 0 | 0 | — | — | 2 | 0 | |||
| 2021–22 | Ekstraklasa | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | ||
| Total | 3 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | |||
| Miedź Legnica (loan) | 2023–24 | I liga | 13 | 1 | — | — | — | 13 | 1 | ||||
| Career total | 38 | 2 | 3 | 0 | 0 | 0 | 0 | 0 | 41 | 2 | |||
Raków Częstochowa