J. Heerkens is 19 years old player from Czechia who is currently playing for Sparta Praha as Goalkeeper. Winner of the following trophies: UEFA U19 Championship (2025), CEE Cup (2024), 1. Liga U19 (2023/2024), 1. Liga U19 (), CEE Cup (), UEFA U19 Championship ()

Tournament	Games			Goals
	App	Lin	Min	Tot	Con	Ass	Sav
2025 / 2026
Czech Liga	0	0	0	0	0	0	0
Total	0	0	0	0	0	0	0
2025 / 2026
Eredivisie	0	0	0	0	0	0	0
Champions League	0	0	0	0	0	0	0
Total	0	0	0	0	0	0	0
2024 / 2025
Czech Liga	0	0	0	0		0	0
Total	0	0	0	0	0	0	0

Trophies

League	Country	Season	Place
UEFA U19 Championship	Europe	2025	Winner
Cup	Czechia	2024/2025	2nd Place
CEE Cup	Europe	2024	Winner
1. Liga U19	Czechia	2023/2024	Winner
1. Liga U19	Czechia		Winner
Cup	Czechia		2nd Place
CEE Cup	Europe		Winner
UEFA U19 Championship	Europe		Winner