Jan Choinski

Juniors

ATP Challenger Tour and ITF Futures finals

Singles: 17 (8–9)

Result	W–L	Date	Tournament	Tier	Surface	Opponent	Score
Loss	0–1		Germany F12, Karlsruhe	Futures	Clay	Yannick Hanfmann	5–7, 1–6
Win	1–1		Belgium F12, Huy	Futures	Clay	Julien Cagnina	3–6, 6–4, 7–6
Loss	1–2		Germany F8, Trier	Futures	Clay	Maximilian Neuchrist	7–6, 4–6, 3–6
Loss	1–3		Germany F10, Wetzlar	Futures	Clay	Hugo Dellien	3–6, 3–6
Win	2–3		France F20, Forbach	Futures	Carpet	Ugo Humbert	6–3, 7–6
Loss	2–4		Germany F15, Leimen	Futures	Hard	Mats Moraing	4–6, 6–3, 2–6
Loss	2–5		Switzerland F1, Oberentfelden	Futures	Carpet	Uladzimir Ignatik	4–6, 3–6
Loss	2–6		USA F29, Irvine	Futures	Hard	Mackenzie McDonald	0–6, 3–6
Win	3–6		Sweden F1, Karlskrona	Futures	Clay	Hugo Dellien	7–5, 4–6, 6–2
Loss	3–7		Germany F8, Kassel	Futures	Clay	Jürgen Zopp	3–6, 2–6
Win	4–7		Germany F9, Essen	Futures	Clay	Daniel Dutra da Silva	6–4, 7–6
Win	5–7		Germany F10, Wetzlar	Futures	Clay	Elmar Ejupović	7–5, 7–6
Win	6–7		Germany F11, Karlsruhe	Futures	Clay	Máté Valkusz	6–2, 6–4
Loss	6–8		USA F7, Bakersfield	Futures	Hard	Mathias Bourgue	2–6, 3–6
Win	7–8		Germany F11, Trier	Futures	Clay	Benjamin Hassan	6–4, 3–6, 6–3
Loss	7–9	2018 Meerbusch Challenger – Singles|	Meerbusch, Germany	Challenger	Clay	Filip Horanský	7–6, 3–6, 3–6
Win	8–9		Belgium F9, Huy	Futures	Clay	Colin Sinclair	3–6, 7–6, 6–3

Doubles: 3 (2–1)

Result	W–L	Date	Tournament	Tier	Surface	Partner	Opponents	Score
Loss	0–1		Turkey F4, Antalya	Futures	Hard	Kevin Krawietz	Li Zhe Ruan Roelofse	3–6, 6–4,
Win	1–1		Czech Republic F3, Jablonec	Futures	Clay	Tom Schönenberg	Hubert Hurkacz Szymon Walków	6–2, 7–6
Win	2–1		Czech Republic F3, Jablonec	Futures	Clay	Kamil Majchrzak	Petr Michnev Matěj Vocel	7–6, 6–3