| Week of | Tournament | Champions | Runners-up | Semifinalists | Quarterfinalists |
|---|
| September 1 | Copa Sevilla Seville, Spain Clay – Challenger 125 – 32S/24Q/16D Singles – Doubles | Ignacio Buse 6–3, 3–6, 6–3 | Genaro Alberto Olivieri | Dušan Lajović Daniel Mérida | Vilius Gaubas Pablo Carreño Busta David Jordà Sanchis Carlos Taberner |
Jonáš Forejtek Dominik Kellovský 2–6, 6–3, [10–5] | Mario Mansilla Díez Bruno Pujol Navarro |
AON Open Challenger Genoa, Italy Clay – Challenger 125 – 32S/24Q/16D Singles – Doubles | Luciano Darderi 6–1, 6–3 | Andrea Pellegrino | Tom Gentzsch Stefano Travaglia | Thiago Monteiro Kilian Feldbausch Federico Bondioli Andrea Picchione |
Mick Veldheer Szymon Walków 3–6, 6–4, [10–7] | Gianluca Cadenasso Lorenzo Carboni |
NÖ Open Tulln, Austria Clay – Challenger 100 – 32S/24Q/16D Singles – Doubles | Marco Trungelliti 7–5, 6–1 | Andrew Paulson | Joel Schwärzler Santiago Rodríguez Taverna | Sumit Nagal Sandro Kopp Oleg Prihodko Francesco Maestrelli |
Neil Oberleitner Joel Schwärzler 5–7, 6–3, [10–7] | Oleg Prihodko Vitaliy Sachko |
Shanghai Challenger Shanghai, China Hard – Challenger 100 – 32S/24Q/16D Singles – Doubles | Giulio Zeppieri 7–6(7–2), 7–5 | Yasutaka Uchiyama | Hsu Yu-hsiou Bernard Tomic | Filip Peliwo Zhou Yi Omar Jasika Rio Noguchi |
Pruchya Isaro Niki Kaliyanda Poonacha 6–4, 6–7(2–7), [10–8] | Jason Jung Reese Stalder |
Cassis Open Provence Cassis, France Hard – Challenger 75 – 32S/24Q/16D Singles – Doubles | Billy Harris 3–6, 7–5, 6–3 | Daniil Glinka | Jurij Rodionov Justin Engel | Arthur Fery Valentin Vacherot Maé Malige Mark Lajal |
David Pichler Jurij Rodionov 7–6(7–2), 6–4 | Arthur Reymond Luca Sanchez |
Istanbul Challenger Istanbul, Türkiye Hard – Challenger 75 – 32S/24Q/16D Singles – Doubles | Alex Molčan 7–6(11–9), 6–2 | Nicolás Mejía | Luca Potenza Stefanos Sakellaridis | Miloš Karol Calvin Hemery Abdullah Shelbayh Hugo Grenier |
Miloš Karol Daniel Masur 7–6(7–2), 6–1 | Stefanos Sakellaridis Karan Singh |
| September 8 | Szczecin Open Szczecin, Poland Clay – Challenger 125 – 32S/24Q/16D Singles – Doubles | Thiago Agustín Tirante 6–3, 6–2 | Pablo Llamas Ruiz | Facundo Díaz Acosta Geoffrey Blancaneaux | Vít Kopřiva Henri Squire Andrea Pellegrino Vitaliy Sachko |
Denys Molchanov David Pichler 3–6, 7–6(7–1), [10–6] | Ivan Liutarevich Bruno Pujol Navarro |
Guangzhou Huangpu International Tennis Open Guangzhou, China Hard – Challenger 100 – 32S/24Q/16D Singles – Doubles | Juan Manuel Cerúndolo 6–2, 6–3 | Alejandro Tabilo | Christopher O'Connell Billy Harris | Marat Sharipov Nishesh Basavareddy Gauthier Onclin Dan Evans |
Matthew Romios Ryan Seggerman 6–1, 6–3 | Kaito Uesugi Seita Watanabe |
Open de Rennes Rennes, France Hard (i) – Challenger 100 – 32S/24Q/16D Singles – Doubles | Hugo Gaston 6–4, 6–4 | Stan Wawrinka | Clément Chidekh Patrick Zahraj | Eliakim Coulibaly Harold Mayot Cannon Kingsley Michael Geerts |
Patrik Niklas-Salminen Matěj Vocel 6–3, 6–3 | Hendrik Jebens Albano Olivetti |
Winston-Salem Challenger Winston-Salem, United States Hard – Challenger 75 – 32S/24Q/16D Singles – Doubles | Jack Pinnington Jones 6–2, 6–2 | Trevor Svajda | Christian Langmo Rafael Jódar | Antoine Ghibaudo Aidan Kim Mitchell Krueger Murphy Cassone |
Andrew Fenty Noah Schachter 6–4, 6–4 | Juan José Bianchi Daniel Milavsky |
Città di Biella Biella, Italy Clay – Challenger 50 – 32S/24Q/16D Singles – Doubles | Stefano Napolitano 7–5, 6–3 | Kilian Feldbausch | Gianluca Cadenasso Luka Mikrut | Pol Martín Tiffon Jelle Sels Marko Topo Zdeněk Kolář |
Gianluca Cadenasso Filippo Romano 6–3, 7–5 | Buvaysar Gadamauri Jelle Sels |
INTARO Open Târgu Mureș, Romania Clay – Challenger 50 – 32S/24Q/16D Singles – Doubles | Marco Trungelliti 6–1, 0–0 ret. | Mili Poljičak | Filip Cristian Jianu Jay Clarke | Franco Agamenone Ștefan Paloși Cezar Crețu Andrea Picchione |
Neil Oberleitner Mili Poljičak 6–0, 6–3 | Alexandru Cristian Dumitru Dan Alexandru Tomescu |
| September 15 | Layjet Open Bad Waltersdorf, Austria Clay – Challenger 125 – 32S/24Q/16D Singles – Doubles | Jan Choinski 7–5, 6–4 | Vít Kopřiva | Zdeněk Kolář Roberto Carballés Baena | Francesco Passaro Román Andrés Burruchaga Hynek Bartoň Pablo Carreño Busta |
David Pichler Nino Serdarušić 6–3, 6–3 | Jiří Barnat Filip Duda |
Saint-Tropez Open Saint-Tropez, France Hard – Challenger 125 – 32S/24Q/16D Singles – Doubles | Moez Echargui 6–3, 6–4 | Dan Added | Stan Wawrinka Mark Lajal | Martín Landaluce Tom Paris Titouan Droguet Hugo Grenier |
Trey Hilderbrand Mac Kiger 7–6(7–5), 7–5 | Patrik Niklas-Salminen Matěj Vocel |
Columbus Challenger Columbus, United States Hard (i) – Challenger 75 – 32S/24Q/16D Singles – Doubles | Michael Zheng 3–6, 6–3, 7–5 | Martin Damm | Daniel Masur Samir Banerjee | Alfredo Perez Rafael Jódar James Trotter Tyler Zink |
Patrick Harper Johannus Monday 6–4, 6–3 | George Goldhoff Theodore Winegar |
Challenger de Villa María Villa María, Argentina Clay – Challenger 75 – 32S/24Q/16D Singles – Doubles | Emilio Nava 6–3, 6–3 | Alex Barrena | Murkel Dellien Federico Agustín Gómez | Juan Carlos Prado Ángelo Francesco Maestrelli Facundo Bagnis Mariano Kestelboim |
Guillermo Durán Mariano Kestelboim 6–4, 6–2 | Daniel Dutra da Silva Gonzalo Villanueva |
INTARO Open II Târgu Mureș, Romania Clay – Challenger 50 – 32S/24Q/16D Singles – Doubles | Franco Agamenone 6–3, 6–4 | Jay Clarke | Miguel Damas Mathys Erhard | Gabi Adrian Boitan Andrea Picchione Corentin Denolly Daniel Rincón |
Dominik Reček Daniel Siniakov 6–2, 5–7, [11–9] | Simone Agostini Tommaso Compagnucci |
| September 22 | Orléans Open Orléans, France Hard (i) – Challenger 125 – 32S/24Q/16D Singles – Doubles | Martín Landaluce 6–7(6–8), 6–2, 6–3 | Raphaël Collignon | Justin Engel Mark Lajal | Alexis Galarneau Patrick Kypson Rémy Bertola Nicolai Budkov Kjær |
Clément Chidekh Luca Sanchez 6–4, 6–2 | Théo Arribagé Joshua Paris |
Jingshan Tennis Open Jingshan, China Hard – Challenger 100 – 32S/24Q/16D Singles – Doubles | Eliot Spizzirri 6–4, 6–4 | Alex Bolt | Yannick Hanfmann Mackenzie McDonald | Denis Yevseyev Lloyd Harris Billy Harris Bernard Tomic |
Anirudh Chandrasekar Reese Stalder 6–2, 2–6, [10–7] | Huang Tsung-hao Park Ui-sung |
Lisboa Belém Open Lisbon, Portugal Clay – Challenger 100 – 32S/24Q/16D Singles – Doubles | Vilius Gaubas 6–7(3–7), 6–3, 6–4 | Henrique Rocha | Stefano Travaglia Ignacio Buse | Alexander Ritschard Pablo Llamas Ruiz Marco Trungelliti Daniel Mérida |
Pablo Llamas Ruiz Sergio Martos Gornés 7–6(7–5), 6–4 | Alexandru Jecan Bogdan Pavel |
Challenger de Buenos Aires Buenos Aires, Argentina Clay – Challenger 75 – 32S/24Q/16D Singles – Doubles | Román Andrés Burruchaga 7–6(7–4), 6–3 | Alex Barrena | Nicolás Kicker Álvaro Guillén Meza | Genaro Alberto Olivieri Gonzalo Bueno Guido Iván Justo Matheus Pucinelli de Almeida |
Guillermo Durán Mariano Kestelboim 7–6(7–3), 6–1 | Pedro Boscardin Dias João Lucas Reis da Silva |
Las Vegas Challenger Las Vegas, United States Hard – Challenger 75 – 32S/24Q/16D Singles – Doubles | Abdullah Shelbayh 6–2, 6–4 | Alex Rybakov | Benjamin Hassan Andre Ilagan | Jurij Rodionov Andrew Fenty Philip Sekulic Moerani Bouzige |
Benjamin Kittay Joshua Sheehy 7–5, 7–6(7–2) | Finn Reynolds James Watt |
| September 29 | Villena Open Villena, Spain Hard – Challenger 100 – 32S/24Q/16D Singles – Doubles | Pablo Carreño Busta 4–6, 6–1, 6–4 | Hugo Grenier | Petr Brunclík Daniel Mérida | Luca Potenza Martín Landaluce George Loffhagen Tom Gentzsch |
Sander Gillé Sem Verbeek 6–3, 6–4 | Petr Nouza Patrik Rikl |
Antofagasta Challenger Antofagasta, Chile Clay – Challenger 75 – 32S/24Q/16D Singles – Doubles | Cristian Garín 2–6, 6–3, 6–3 | Facundo Díaz Acosta | João Lucas Reis da Silva Daniel Vallejo | Federico Agustín Gómez Álvaro Guillén Meza Tomás Barrios Vera Hady Habib |
Gonzalo Escobar Miguel Ángel Reyes-Varela 6–3, 4–6, [10–6] | Luís Britto Matheus Pucinelli de Almeida |
Braga Open Braga, Portugal Clay – Challenger 75 – 32S/24Q/16D Singles – Doubles | Luka Mikrut 6–3, 6–4 | Vilius Gaubas | Zdeněk Kolář Alejandro Moro Cañas | Javier Barranco Cosano Marco Trungelliti Elmer Møller Sumit Nagal |
Marcelo Demoliner Orlando Luz 7–5, 5–7, [10–7] | Alexander Donski Stefan Latinović |
Open de Vendée Mouilleron-le-Captif, France Hard (i) – Challenger 75 – 32S/24Q/16D Singles – Doubles | Nicolai Budkov Kjær 6–0, 6–3 | Patrick Kypson | Raphaël Collignon Clément Chidekh | Arthur Fery Emil Ruusuvuori Francesco Passaro Mikhail Kukushkin |
Grégoire Jacq Albano Olivetti 7–6(7–5), 6–3 | Hamish Stewart Harry Wendelken |
Tiburon Challenger Tiburon, United States Hard – Challenger 75 – 32S/24Q/16D Singles – Doubles | Michael Zheng 6–4, 6–4 | Tyler Zink | Abdullah Shelbayh Rafael Jódar | Dmitry Popko Samir Banerjee Nicolás Mejía Mitchell Krueger |
Finn Reynolds James Watt 6–2, 6–3 | Benjamin Kittay Joshua Sheehy |