Jan Ziolkowski is represented by the football agency Bola Optic Group. The player currently plays for AC Monza; the current market value is €12.00m. Under contract until 30.06.2030.

timeline Career History

22/23
Legia U19 Legia U19
22/23
Legia II Legia II
22/23
Legia Varşova Legia Varşova
25/26
Roma Roma
26/27
Monza Monza
26/27
Roma Roma

Rating

66

CEN

Jan Ziolkowski player profile photo

Jan Ziolkowski

Poland • Centre-Back visibility699,6B Wikidata Q122114003

ATT

36

TEC

43

TAC

60

DEF

76

CRE

35

AGE

21

Height: 1,94
Foot: Right
euro €12.00m
support_agent Agent: Bola Optic Group

ATT: Attacking • TEC: Technical • TAC: Tactical • DEF: Defending • CRE: Creativity

Position

Defence

Age

21

Height

1,94

Foot

Right

Personal details

Date of Birth
05.06.2005
Place of birth
Warszawa, Poland
Nationality
Poland
League
Serie A
Shirt number
4
Loan
From AS Roma, until 30.06.2027

info About Jan Ziolkowski

Jan Ziolkowski is a 21-year-old Centre-Back from Poland. Jan Ziolkowski has played for AC Monza since 2026. The contract runs until June 2030. Current estimated market value: €12.00m. Jan Ziolkowski is represented by the football agency Bola Optic Group. 6 transfers on record; the highest fee was €6.60m for the 2025 move from Legia Varşova to Roma. In the 2025/2026 Serie A season: 18 matches, 0 goals and 0 assists. Height 1.94 m, preferred foot: right.

Who is Jan Ziolkowski's agent?

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Jan Ziolkowski is represented by the football agency Bola Optic Group.

Which club does Jan Ziolkowski play for?

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Jan Ziolkowski currently plays for AC Monza as a Centre-Back.

What is Jan Ziolkowski's market value?

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Jan Ziolkowski's market value is estimated at around €12.00m (2026 data).

Where is Jan Ziolkowski from?

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Jan Ziolkowski holds Poland nationality.

How old is Jan Ziolkowski?

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Jan Ziolkowski is 21 years old.

scoreboard Recent Matches

Date Opponent Score Rating
8 Nov 2026
Atalanta (H)
Serie A
0 - 1 (L) –
1 Sep 2026
Torino (A)
Coppa Italia
0 - 1 (W) 6.7
24 Aug 2026
Fiorentina (H)
Serie A
4 - 0 (W) –
15 Aug 2026
Borussia Dortmund (A)
Club Friendly Games
2 - 2 (D) –
8 Aug 2026
Brighton & Hove Albion (A)
Club Friendly Games
3 - 0 (L) 6.7

Market Value & Form

Serie A 2025/2026

Market Value

Comparison of two independent sources

Current Value

€12.00m

Model Estimate

€16,0m

€14,4m – €17,7m

20242026

Season Form

Goals

0 / xG 0.11

Assists

0 / xA 0.12

Shooting

2

Pass accuracy

83.9

Goals
%0
Assists
%0
Rating
%46

Bars show the player's league percentile.

Detailed Statistics Show expand_more

Percentages show the player's league percentile.

Shooting

Goals 0 %0
xG 0.11 %18
xG excl. penalty 0.11 %18
Shooting 2 %13
Headed shots 1 %15

Passing

Assists 0 %0
xA 0.12 %20
Accurate passes 213 %17
Pass accuracy % 83.9 %20
Accurate long balls 12 %17
Long ball accuracy % 33.3 %12
Line-breaking passes 17 %12
Chances created 1 %13

Possession

Duels won 50 %31
Duels won % 59.5 %69
Aerials won 23 %34
Aerials won % 56.1 %46
Touches 355 %17
Touches in opposition box 4 %12
Dispossessed 2 %57
Fouls won 8 %35

Defending

Defensive actions 73 %23
Tackles 19 %34
Interceptions 8 %20
Blocked shots 5 %19
Fouls committed 12 %74
Recoveries 23 %19
Dribbled past 2 %78
Clearances 41 %26
Clean sheets 1 %15
Goals conceded while on pitch 5 %89
xG against while on pitch 7.89 %82

Discipline

Yellow cards 3 %43
Red cards 0 %100

newspaper Latest news

  • Good to go for Atalanta match

    Ziolkowski (foot) "has trained regularly only two or three times, but will be selected for Sunday," coach Ivan Juric stated.

  • Not close to retuning

    Ziolkowski (foot) "could realistically return after the next break," coach Ivan Juric communicated.

  • Set for a spell on the sidelines

    Ziolkowski "suffered a plantar fascia injury and will be out for a long period of time," coach Ivan Juric stated.

  • Absent for Parma game

    Ziolkowski will miss Sunday's match versus Parma due to a foot injury, Gianluca Di Marzio reported.

  • Moves to Monza

    Ziolkowski has joined Monza on loan with an option to buy from Roma.

forum Social media

Careers

Club career

  1. Roma
    07.2027 – present

    0 apps · 0 goals

  2. Monza Current Loan
    08.2026 – 06.2027

    1 apps · 0 goals

    chevron_rightSeason breakdown
    Competition Apps Goals Assists Rating
    2026/2027 6.19
    Coppa Italia 1 0 0 6.19
  3. Roma
    08.2025 – 08.2026

    23 apps · 1 goals

    chevron_rightSeason breakdown
    Competition Apps Goals Assists Rating
    2025/2026 6.74
    Serie A 18 0 0 6.75
    Europa League 4 1 0 6.83
    Coppa Italia 1 0 0 6.41
  4. Legia Warszawa
    01.2023 – 08.2025

    40 apps · 2 goals

    chevron_rightSeason breakdown
    Competition Apps Goals Assists Rating
    2025/2026 6.91
    Europa League 4 0 0 6.83
    Ekstraklasa 2 0 0 7.07
    Conference League 2 0 1 –
    Superpuchar Polski 1 0 0 –
    2024/2025 6.70
    Ekstraklasa 19 1 2 6.89
    Conference League 6 0 0 6.11
    Cup 3 1 0 –
    2023/2024 7.06
    Ekstraklasa 3 0 0 7.06
  5. Legia Warszawa II
    07.2022 – 08.2025

    3 apps · 0 goals

    chevron_rightSeason breakdown
    Competition Apps Goals Assists Rating
    2023/2024
    Cup 2 0 0 –
    2022/2023
    Cup 1 0 0 –

National team

Poland 08.2025

3 apps · 0 goals

Poland U19 09.2023

1 apps · 0 goals