2018–2022: ATP debut

Paul made his ATP main draw debut as a wildcard at the 2018 Swiss Open Gstaad in the doubles draw partnering Adrian Bodmer, together defeating fellow Swiss wildcards Marc-Andrea Hüsler and Luca Margaroli.

He entered the 2021 Swiss Open Gstaad also as a wildcard in the doubles draw partnering with Leandro Riedi. They won their maiden doubles match as a team against Evan King and Max Schnur.

He also entered the 2022 Geneva Open as a wildcard with Riedi where they reached the quarterfinals defeating second seeds Jamie Murray and Bruno Soares.

Singles: 7 (4-3)

Result	W–L	Date	Tournament	Tier	Surface	Opponent	Score
Loss	0–1	Feb 2018	Switzerland F1, Oberentfelden	Futures	Carpet (i)	Tobias Simon	4–6, 5–7
Loss	0–2	Apr 2019	M15 Sharm El Sheikh, Egypt	World Tennis Tour	Hard	Lukas Klein	4–6, 3–6
Win	1-2	Aug 2021	M25, Muttenz, Switzerland	World Tennis Tour	Clay	Otto Virtanen	6-1, 7-5
Win	2-2	Oct 2021	M25, Hamburg, Germany	World Tennis Tour	Hard (i)	Henri Squire	6-4, 6-2
Loss	2-3	Feb 2022	M15, Monastir, Tunisia	World Tennis Tour	Hard	Guy Den Ouden	5–7, 7–5, 5–7
Win	3-3	Feb 2023	M25, Monastir, Tunisia	World Tennis Tour	Hard	Enrico Dalla Valle	6–3, 7–5
Win	4-3	Nov 2023	M15, Monastir, Tunisia	World Tennis Tour	Hard	Étienne Donnet	6–2, 6–3
Loss	4-4	Dec 2023	M15, Monastir, Tunisia	World Tennis Tour	Hard	Guy Den Ouden	3–6, 2–6

Doubles: 31 (20–11)

Result	W–L	Date	Tournament	Tier	Surface	Partner	Opponents	Score
Loss	0–1	Aug 2017	Switzerland F3, Collonge	Futures	Clay	Damien Wenger	Luca Margaroli Louroi Martinez	4–6, 3–6
Loss	0–2	Aug 2017	Switzerland F4, Neuchâtel	Futures	Clay	Remy Bertola	Hugo Voljacques Rémi Boutillier	3–6, 4–6
Win	1–2	Feb 2018	Switzerland F1, Oberentfelden	Futures	Carpet	Marc-Andrea Hüsler	Jan Mertl Michael Vrbenský	4–6, 7–6(9–7), [10–8]
Win	2–2	Aug 2018	Switzerland F3, Sion	Futures	Clay	Marc-Andrea Hüsler	Tomás Lipovšek Puches Juan Pablo Ficovich	6–3, 6–4
Loss	2–3	Oct 2018	Israel F13, Ashkelon	Futures	Hard	Aidan McHugh	Sidane Pontjodikromo Guy Den Heijer	5–7, 4–6
Win	3–3	Mar 2019	M15 Oslo, Norway	World Tennis Tour	Hard	Yannik Steinegger	Jakob Groener Lukas Hellum Lilleengen	6–4, 6–1
Win	4–3	Mar 2019	M15 Sharm El Sheikh, Egypt	World Tennis Tour	Hard	Marat Deviatiarov	Kacper Żuk Daniel Michalski	6–3, 6–4
Win	5–3	Nov 2019	M15 Villers-lès-Nancy, France	World Tennis Tour	Hard	Yannik Steinegger	Sebastien Boltz Arthur Bouquier	4–6, 6–4, [13–11]
Loss	5–4	Sep 2020	M25 Klosters, Switzerland	World Tennis Tour	Clay	Damien Wenger	Neil Oberleitner Patrick Zahraj	3–6, 7–6(7–5), [6–10]
Win	6–4	Oct 2020	M15 Forbach, France	World Tennis Tour	Carpet	Luca Castelnuovo	Louis Dussin Arthur Bouquier	7–6(7–4), 6–1
Win	7–4	Nov 2020	M15 Heraklion, Greece	World Tennis Tour	Hard	Mick Veldheer	Artem Dubrivnyy Denis Yevseyev	6–1, 6–4
Win	8–4	Feb 2021	M15 Grenoble, France	World Tennis Tour	Hard	Yannik Steinegger	Luca Castelnuovo Dominic Stephan Stricker	7–5, 6–1
Win	9–4	Mar 2021	M25 Trimbach, Switzerland	World Tennis Tour	Carpet	Yannik Steinegger	Alexander Erler Elmar Ejupovic	6–3, 7–5
Loss	9–5	Apr 2021	M25 Biel, Switzerland	World Tennis Tour	Hard	Yannik Steinegger	Alexander Erler Maximilian Neuchrist	3–6, 6–4, [2–10]
Win	10–5	Jul 2021	M25 Bourg-en-Bresse, France	World Tennis Tour	Clay	Markus Eriksson	Leandro Riedi Damien Wenger	7–6(8–6), 6–7(3–7), [10–4]
Win	11–5	Aug 2021	M25 Caslano, Switzerland	World Tennis Tour	Clay	Leandro Riedi	Jamie Vance Jack Vance	6–0, 6–4
Win	12–5	Sep 2021	M25 Sierre, Switzerland	World Tennis Tour	Clay	Yannik Steinegger	Remy Bertola Luca Castelnuovo	6–3, 6–2
Win	13–5	Jun 2022	M25 Klosters, Switzerland	World Tennis Tour	Clay	Remy Bertola	Lukas Neumayer Alexander Weis	6–4, 7–5
Loss	13–6	Sep 2021	M25 Sierre, Switzerland	World Tennis Tour	Clay	Remy Bertola	Damien Wenger Patrick Zahraj	1–6, 7–6(7–1), [3–10]
Loss	13–7	Oct 2022	Rio de Janeiro, Brazil	Challenger	Clay	Karol Drzewiecki	Guido Andreozzi Guillermo Durán	3–6, 2–6
Loss	13–8	Oct 2022	Coquimbo, Chile	Challenger	Clay	Karol Drzewiecki	Franco Agamenone Hernán Casanova	3–6, 4–6
Loss	13–9	Feb 2023	M25 Monastir, Tunisia	World Tennis Tour	Hard	Alexander Merino	Luca Potenza Samuel Vincent Ruggeri	3–6, 3–6
Win	14–9	May 2023	M25 Prague, Czech Republic	World Tennis Tour	Clay	Stuart Parker	Martin Damm Alex Rybakov	3–6, 6–3, [10–6]
Win	15–9	May 2023	M25 Most, Czech Republic	World Tennis Tour	Clay	Stuart Parker	Ondrej Horak Daniel Siniakov	6–3, 6–2
Win	16–9	Jun 2023	M25 Duffel, Belgium	World Tennis Tour	Clay	Mika Brunold	Buvaysar Gadamauri Zura Tkemaladze	6–2, 4–6, [10–3]
Win	17–9	Sep 2023	M25 Sion, Switzerland	World Tennis Tour	Clay	Remy Bertola	Ronan Jachuk Henry von der Schulenburg	6–1, 6–2
Loss	17–10	Oct 2023	M25 Nevers, France	World Tennis Tour	Hard	Yannik Steinegger	Jakob Schnaitter Mark Wallner	3–6, 4–6
Win	18–10	Oct 2023	M25 Rodez, France	World Tennis Tour	Hard	Arthur Bouquier	Ben Jones Joshua Paris	7–6(7–5), 6–3
Loss	18–11	Oct 2023	Ortisei, Italy	Challenger	Hard	Maximilian Neuchrist	Andrew Paulson Patrik Rikl	6–4, 6–7(7–9), [9–11]
Win	19–11	Nov 2023	M15 Monastir, Tunisia	World Tennis Tour	Hard	Jakob Schnaitter	Alexander Merino Christoph Negritu	7–6(7–5), 7–5
Win	19–11	Nov 2023	M15 Monastir, Tunisia	World Tennis Tour	Hard	Christoph Negritu	Thiemo de Bakker Ronetto Van Tilburg	5–0 ret.