FT
Poland U21
3
–
0
Kosovo U21
—
FT
Estonia U21
0
–
1
Poland U21
—
FT
Poland U21
5
–
0
Estonia U21
—
FT
Poland U21
2
–
1
Israel U21
Started
FT
Germany U21
3
–
1
Poland U21
Started
FT
Israel U21
1
–
2
Poland U21
Started
FT
Poland U21
0
–
1
Bulgaria U21
—
FT
Bulgaria U21
1
–
3
Poland U21
Started
FT
Kosovo U21
0
–
4
Poland U21
—
FT
Poland U21
3
–
3
Germany U21
—
Faded rows: team matches without K. Kozłowski in the lineup