Week of | Tournament | Champions | Runners-up | Semifinalists | Quarterfinalists |
May 1 | Prosperita Open Ostrava, Czech Republic Clay – €64,000+H – 32S/32Q/16D Singles – Doubles | Stefano Travaglia 6–2, 3–6, 6–4 | Marco Cecchinato | Attila Balázs Adam Pavlásek | Marco Trungelliti Simone Bolelli Roberto Carballés Baena Stefano Napolitano |
Jeevan Nedunchezhiyan Franko Škugor 6–3, 6–2 | Rameez Junaid Lukáš Rosol |
Savannah Challenger Savannah, United States Clay – $75,000 – 32S/32Q/16D Singles – Doubles | Tennys Sandgren 6–4, 6–3 | João Pedro Sorgi | James McGee Tommy Paul | Marcos Giron Stefan Kozlov Dennis Novikov Henri Laaksonen |
Peter Polansky Neal Skupski 4–6, 6–3, [10–1] | Luke Bambridge Mitchell Krueger |
Gimcheon Open ATP Challenger Gimcheon, South Korea Hard – $50,000+H – 32S/32Q/16D Singles – Doubles | Thomas Fabbiano 7–5, 6–1 | Teymuraz Gabashvili | Blaž Kavčič Konstantin Kravchuk | Marco Chiudinelli Akira Santillan Vasek Pospisil Liam Broady |
Marco Chiudinelli Teymuraz Gabashvili 6–1, 6–3 | Ruan Roelofse Yi Chu-huan |
May 8 | Open du Pays d'Aix Aix-en-Provence, France Clay – €127,000+H – 32S/32Q/16D Singles – Doubles | Frances Tiafoe 6–3, 4–6, 7–6(7–5) | Jérémy Chardy | Reilly Opelka Pedro Sousa | Malek Jaziri Quentin Halys Bjorn Fratangelo Julien Benneteau |
Wesley Koolhof Matwé Middelkoop 2–6, 6–4, [16–14] | Andre Begemann Jérémy Chardy |
Seoul Open Challenger Seoul, South Korea Hard – $100,000+H – 32S/32Q/16D Singles – Doubles | Thomas Fabbiano 1–6, 6–4, 6–3 | Kwon Soon-woo | Ruben Bemelmans Lee Duck-hee | Hiroki Moriya Go Soeda Dudi Sela Alexander Sarkissian |
Hsieh Cheng-peng Peng Hsien-yin 5–1 ret. | Thomas Fabbiano Dudi Sela |
Karshi Challenger Qarshi, Uzbekistan Hard – $75,000+H – 32S/32Q/16D Singles – Doubles | Egor Gerasimov 6–3, 7–6(7–4) | Cem İlkel | Yuki Bhambri Dmitry Popko | Sergiy Stakhovsky Yaraslav Shyla Aleksandr Nedovyesov Alexander Kudryavtsev |
Denys Molchanov Sergiy Stakhovsky 6–4, 7–6(9–7) | Kevin Krawietz Adrián Menéndez Maceiras |
Garden Open Rome, Italy Clay – €64,000+H – 32S/32Q/16D Singles – Doubles | Marco Cecchinato 6–4, 6–4 | Jozef Kovalík | Kimmer Coppejans Yannick Maden | Stefanos Tsitsipas Riccardo Bellotti Stefano Travaglia Gianluigi Quinzi |
Andreas Mies Oscar Otte 4–6, 7–6(14–12), [10–8] | Kimmer Coppejans Márton Fucsovics |
May 15 | Busan Open Busan, South Korea Hard – $150,000+H – 32S/32Q/16D Singles – Doubles | Vasek Pospisil 6–1, 6–2 | Go Soeda | Kwon Soon-woo Dudi Sela | Lu Yen-hsun Matthew Ebden Austin Krajicek Tatsuma Ito |
Hsieh Cheng-peng Peng Hsien-yin 7–5, 4–6, [10–8] | Sanchai Ratiwatana Sonchat Ratiwatana |
BNP Paribas Primrose Bordeaux Bordeaux, France Clay – €106,000+H – 32S/32Q/16D Singles – Doubles | Steve Darcis 7–6(7–2), 4–6, 7–5 | Rogério Dutra Silva | Arthur De Greef Benjamin Bonzi | Maxime Janvier Bjorn Fratangelo Julien Benneteau Dušan Lajović |
Purav Raja Divij Sharan 6–4, 6–4 | Santiago González Artem Sitak |
Heilbronner Neckarcup Heilbronn, Germany Clay – €64,000+H – 32S/32Q/16D Singles – Doubles | Filip Krajinović 6–3, 6–2 | Norbert Gombos | Lorenzo Giustino Guido Pella | Andrej Martin Casper Ruud Márton Fucsovics Marco Cecchinato |
Roman Jebavý Antonio Šančić 6–4, 6–1 | Adil Shamasdin Igor Zelenay |
Samarkand Challenger Samarkand, Uzbekistan Clay – $75,000+H – 32S/32Q/16D Singles – Doubles | Adrián Menéndez Maceiras 6–4, 6–2 | Aldin Šetkić | Jason Jung Ilya Ivashka | Egor Gerasimov Alexey Vatutin Nikola Milojević Teymuraz Gabashvili |
Laurynas Grigelis Zdeněk Kolář 7–6(7–2), 6–3 | Prajnesh Gunneswaran Vishnu Vardhan |
May 22 | Venice Challenge Save Cup Mestre, Italy Clay – €43,000+H – 32S/32Q/16D Singles – Doubles | João Domingues 7–6(7–4), 6–4 | Sebastian Ofner | Zdeněk Kolář Blake Mott | Julian Ocleppo Axel Michon Gianluigi Quinzi Matteo Viola |
Ken Skupski Neal Skupski 5–7, 6–4, [10–5] | Julian Knowle Igor Zelenay |
Shymkent Challenger Shymkent, Kazakhstan Clay – $50,000+H – 32S/32Q/16D Singles – Doubles | Ričardas Berankis 6–3, 6–2 | Yannick Hanfmann | Aleksandr Nedovyesov Carlos Taberner | Clément Geens Evgenii Tiurnev Danilo Petrović Andrey Golubev |
Hans Podlipnik Castillo Andrei Vasilevski 6–4, 6–2 | Clément Geens Juan Pablo Paz |
May 29 | Internazionali di Tennis Città di Vicenza Vicenza, Italy Clay – €43,000+H – 32S/32Q/16D Singles – Doubles | Márton Fucsovics 4–6, 7–6(9–7), 6–2 | Laslo Đere | Jan Šátral Lorenzo Giustino | Matteo Berrettini Matteo Donati Daniel Muñoz de la Nava Filip Krajinović |
Gero Kretschmer Alexander Satschko 6–4, 7–6(7–4) | Sekou Bangoura Tristan-Samuel Weissborn |