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SKSebastian Kowalczyk

Sebastian Kowalczyk

€800KMarket Value
Polonia Warszawa
Polonia Warszawa•Midfielder•
PolandPoland
6.4
Season Score
28
Aug 22, 1998
169 cm
Height
27
Shirt Number
Card stats based on
2026/2027

Performance Overview

Season Performance 26/27
All Competitions
Matches
8
Goals
0
Assists
0
Goal Contributions
0
Mins/game
47
Avg Rating
6.39

rating

6.45+0.05(+0.8%)
Last 19 matches
Sep 20, 2025 — Sep 20, 2026
High
6.85
Low
6.33
Avg
6.45
G+A
0
Wins5
Draws4
Losses10
MonthMatchesMinsGAG+AG/MRating
Sep 2026
42470000.006.41
Aug 2026
41310000.006.35
May 2026
1460000.006.73
Apr 2026
3760000.006.50
Mar 2026
21060000.006.33
Feb 2026
21120000.006.48
Jan 2026
1330000.006.85
Oct 2025
1220000.006.62
Sep 2025
160000.006.50
9 months • 19 matches
Career Statistics

Career

Career Progress

Career Progress

Appearances per Season

Appearance Distribution

31
Full match
83
Substituted off
51
From Bench

Sebastian Kowalczyk — computed career insights

Career figures, computed
Best-rated season
2021/2022 · 7.16Ekstraklasa
Lowest-rated season
2026/2027 · 6.391. Liga
Rating trend
-0.48last 2 rated seasons vs career average before them (min. 5 apps)
Career involvement (league)
0.24 G+A per 9024 goals + 18 assists across 13 league seasons (per-90 from 15775 minutes on record)
League seasons on record
13 (2016–2026)
Clubs with recorded appearances
4
Among position peers, computed
Rating percentile
12thrating 6.68 vs 129 rated peers
Goals rank
#53 of 1291 goal
G+A per 90 percentile
42nd0.15 per 90

Cohort: 129 Major League Soccer (United States) midfielders, 2025, min. 450 minutes. Computed by ranking the full league corpus, not taken from any feed.

Figures computed from the GioScore season-stats database · as of 2026-09-20

Rival Clubs(50)

Player stats against each opponent club

TeamMPWDLGA
Seattle SoundersSeattle Sounders50320000
Lechia GdańskLechia Gdańsk42110010
Portland TimbersPortland Timbers42111010
Real Salt LakeReal Salt Lake41031000
Radomiak RadomRadomiak Radom43100000
Los Angeles FCLos Angeles FC42110010
Colorado RapidsColorado Rapids31111100
SJ EarthquakesSJ Earthquakes31110000
Legia WarszawaLegia Warszawa32010000
LA GalaxyLA Galaxy31200000
Columbus CrewColumbus Crew30210000
DallasDallas31110020
Jagiellonia BiałystokJagiellonia Białystok31021010
Piast GliwicePiast Gliwice30120000
Minnesota UnitedMinnesota United31110000
Górnik ZabrzeGórnik Zabrze32100010
Miedź LegnicaMiedź Legnica21010000
Wisła KrakówWisła Kraków22000100
Arka GdyniaArka Gdynia20110010
NiecieczaNieciecza21010000
1–20 of 50
Transfers

Transfers

Transfer Value History

Transfer History

Zagłębie Lubin
Zagłębie Lubin
Polonia Warszawa
Polonia Warszawa
Jul 1, 2026Free Transfer
Houston Dynamo
Houston Dynamo
Zagłębie Lubin
Zagłębie Lubin
Jan 28, 2026Free Transfer
Pogoń Szczecin
Pogoń Szczecin
Houston Dynamo
Houston Dynamo
Aug 1, 2023Transfer€500K
Pogon Szczecin II
Pogon Szczecin II
Pogoń Szczecin
Pogoń Szczecin
Nov 25, 2016Transfer

About Sebastian Kowalczyk

Neither a goal nor an assist came from Sebastian Kowalczyk's 7 1. Liga appearances in 2026/2027 (319 minutes). GioScore's computed rating for the season averages 6.39. Ranked among a 129-strong pool of Major League Soccer (United States) midfielders (2025, min. 450 minutes), he lands in the 12th percentile for match rating; for goals scored he stands 53rd of 129.

His best-rated season remains 2021/2022 (7.16, Ekstraklasa); his lowest was 2026/2027 (6.39). His two latest rated seasons run 0.48 lower than the rest of his career.

Those league minutes are spread over 3 domestic leagues: Ekstraklasa (178 appearances, 19 goals), Major League Soccer (United States) (73 appearances, 5 goals) and 1. Liga (7 appearances, 0 goals). He reached 25 league appearances in 7 of those 13 campaigns. Three straight seasons stand out for volume — 2021/2022–2024, 109 league games, 36 a year.

Frequently Asked Questions

What position does Sebastian Kowalczyk play?
Sebastian Kowalczyk plays as a Midfielder for Polonia Warszawa in the 1. Liga. He has started 3 of his 7 appearances in the 1. Liga 2026/2027.
What team does Sebastian Kowalczyk play for?
Sebastian Kowalczyk currently plays for Polonia Warszawa in the 1. Liga. He has 7 appearances in the 1. Liga 2026/2027.
How old is Sebastian Kowalczyk?
Sebastian Kowalczyk is 28 years old, born on August 22, 1998. He is from Poland.
How tall is Sebastian Kowalczyk?
Sebastian Kowalczyk is 169 cm tall. He weighs 54 kg.
Where is Sebastian Kowalczyk from?
Sebastian Kowalczyk is from Poland. At club level, he plays for Polonia Warszawa.