Mats Rosenkranz (born 23 August 1998) is a German tennis player. He has a career high ATP singles ranking of world No. 254 achieved on 17 November 2025 and a career high doubles ranking of No. 389 achieved on 20 October 2025.
Career 2022–2024: First Challenger title and top-25 win In January 2022, Rosenkranz won his first ATP Challenger doubles title, defeating Matías Franco Descotte and Facundo Díaz Acosta at the 2022 Challenger de Tigre, partnering with Conner Huertas del Pino.
In the first-round qualifying match for the 2022 Mallorca Open, Rosenkranz scored his biggest win against world No. 25 Nikoloz Basilashvili in straight sets. He lost in the second qualifying round to Antoine Bellier.
He won his first ATP Challenger singles title at the 2024 Manzanillo Open defeating Venezuelan Gonzalo Oliveira.
ATP Challenger Tour finals
Singles: 1 (1 title) Finals by surfaceHard (1–0)Clay (0–0)
ResultW–LDateTournamentSurfaceOpponentScoreWin1–0Manzanillo Open, MexicoHard Gonzalo Oliveira6–3, 6–4
Doubles: 3 (3 titles) Finals by surfaceHard (2–0)Clay (1–0)
ResultW–LDateTournamentSurfacePartnerOpponentsScoreWin1–0Challenger de Tigre, ArgentinaClay Conner Huertas del Pino Matías Franco Descotte Facundo Díaz Acosta5–6 ret.Win2–0Crete Challenger, GreeceHard Harry Wendelken Victor Vlad Cornea Patrik Niklas-Salminen4–6, 6–4, [10–7]Win3–0Fairfield Challenger, United StatesHard Max Wiskandt Spencer Johnson Wally Thayne3–6, 7–5, [10–6]
ITF Tour finals Singles: 10 (8 titles, 2 runner-ups) Finals by surfaceHard (4–2)Clay (1–0)Grass (1–0)Carpet (2–0)
ResultW–LDateTournamentSurfaceOpponentScoreWin1–0M15 Wetzlar, GermanyClay Bruno Santanna6–4, 6–3Loss1–1M15 Nur-Sultan, KazakhstanHard Otto Virtanen5–7, 3–6Win2–1M15 Gaiba, ItalyGrass Benjamin Lock7–6(13–11), 7–6(7–5)Win3–1M25 Sarreguemines, FranceCarpet (i) Dan Added6–3, 3–6, 6–3Win4–1M25 Plaisir, FranceHard Antoine Hoang6–3, 6–7(3–7), 7–6(7–3)Loss4–2M15 Danderyd, SwedenHard (i) Giles Hussey2–6, 3–6Win5–2M25 Trimbach, SwitzerlandCarpet (i) Antoine Hoang6–1, 6–4Win6–2M15 Offenbach, GermanyHard (i) Matthew William Donald6–3, 7–5Win7–2M15 Oberhaching, GermanyHard (i) Marvin Möller6–1, 6–2Win8–2M25 Plaisir, FranceHard (i) Hamish Stewart6–3, 6–3
Doubles: 16 (8 titles, 8 runner-ups) Finals by surfaceHard (2–3)Clay (4–2)Carpet (2–3)
ResultW–LDateTournamentSurfacePartnerOpponentsScoreWin1–0Turkey F20, AntalyaClay Valentin Günther Florent Diep Francois-Arthur Vibert6–1, 6–2Loss1–1Belgium F10, DammeClay Valentin Günther Corentin Denolly Francois-Arthur Vibert4–6, 6–2, [9–11]Win2–1Germany F15, Bad SalzdetfurthCarpet Petr Nouza Altug Celikbilek Hugo Voljacques4–6, 6–3, [14–12]Loss2–2M15 Kaarst, GermanyCarpet Mark Whitehouse Igor Sijsling Botic van de Zandschulp4–6, 4–6Win3–2M15 Saarlouis, GermanyClay James Frawley Tom Diederich Lasse Muscheites6–4, 6–2Loss3–3M15 Marburg, GermanyClay James Frawley Vasile Antonescu Patrick Grigoriu6–7(6–8), 6–4, [6–10]Win4–3M25 Kassel, GermanyClay James Frawley Sadio Doumbia Fabien Reboul7–5, 7–6(12–10)Win5–3M15 Wetzlar, GermanyClay James Frawley Constantin Schmitz Niklas Schell2–6, 6–3, [12–10]Win6–3M15 Veigy-Foncenex, FranceCarpet Fabian Fallert Ryan Nijboer Glenn Smits6–4, 6–3Loss6–4M15 Monastir, TunisiaHard Tom Schönenberg Aziz Dougaz Skander Mansouri6–4, 6–7(1–7), [5–10]Loss6–5M15 Monastir, TunisiaHard Skander Mansouri Alexander Erler David Pichler2–6, 6–7(12–14)Win7–5M25 Sharm El Sheikh, EgyptHard Marek Gengel Alexander Zgirovsky Kris van Wyk6–2, 7–5Win8–5M15 Danderyd, SwedenHard (i) Adrian Oetzbach Daniel de Jonge Jakob Schnaitter6–0, 6–3Loss8–6M25 Trimbach, SwitzerlandCarpet (i) Tom Schönenberg Niklas Schell Mark Whitehouse4–6, 4–6Loss8–7M25 Plaisir, FranceHard (i) Marat Sharipov Tom Hands Harry Wendelken3–6, 4–6Loss8–8M25 Trimbach, SwitzerlandCarpet (i) Niklas Schell Ben Jones David Poljak5–7, 4–6
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