| Week of | Tournament | Winner | Runners-up | Semifinalists | Quarterfinalists | 
|---|
| May 6 |  Prijedor, Bosnia and Herzegovina   Clay   M25   Singles and Doubles Draws  |     Botic van de Zandschulp   6–4, 6–4 |     Vlad Andrei Dancu |     Nerman Fatić      Cristian Rodríguez  |     Igor Sijsling      Gibril Diarra      Marko Miladinović      Christopher O'Connell  | 
    Igor Sijsling      Botic van de Zandschulp   3–6, 6–3, [10–4] |     Ljubomir Čelebić      Nerman Fatić  | 
Wuhan, China   Hard   M25   Singles and Doubles Draws  |     Bai Yan   6–2, 6–4 |     Shuichi Sekiguchi |     Hsu Yu-hsiou      Wishaya Trongcharoenchaikul  |     Sun Fajing      He Yecong      Tyler Lu      Zeng Shihong | 
    Sun Fajing      Te Rigele   6–1, 3–6, [12–10] |     Sora Fukuda      Yuki Mochizuki | 
 Vercelli, Italy   Clay   M25   Singles and Doubles Draws  |     Maxime Chazal   2–6, 6–4, 7–5 |     Corentin Denolly  |     Erik Crepaldi      Maxime Tchoutakian |     Alessandro Petrone      Franco Emanuel Egea      Filippo Moroni      Evan Furness  | 
    Marco Bortolotti      Scott Puodziunas   6–2, 6–2 |     Toby Martin      Jakob Sude | 
 Pensacola, United States   Clay   M25   Singles and Doubles Draws  |     Juan Pablo Varillas   6–2, 6–4 |     Harrison Adams |     Nicolás Mejía      Felix Corwin |     Felipe Mantilla      Nick Hardt      José Olivares      Alejandro Gómez  | 
    Alejandro Gómez      Junior Alexander Ore   4–6, 7–6(7–4), [10–6] |     Ian Dempster      Korey Lovett  | 
Buenos Aires, Argentina   Clay   M15   Singles and Doubles Draws  |     Francisco Cerúndolo   7–6(7–2), 7–6(8–6) |     Genaro Alberto Olivieri  |     Sebastián Báez      Tomás Martín Etcheverry  |     Gonzalo Villanueva      Ignacio Carou      Francisco Comesaña      Alejo Vilaro | 
    Maximiliano Estévez      Victor Nuñez  6–0, 3–6, [10–5] |     Arklon Huertas del Pino      Conner Huertas del Pino  | 
 Sozopol, Bulgaria   Hard   M15   Singles and Doubles Draws  |     Altuğ Çelikbilek   6–7(5–7), 6–3, 6–2 |     Alexander Donski  |     Kristian Lozan      Shalva Dzahanshiya |     Vasil Kirkov      Petru-Alexandru Luncanu      Alexandar Lazarov      Nikita Mashtakov  | 
    Alec Adamson      Vasil Kirkov   4–6, 6–2, [10–6] |     Alexander Donski      Alexandar Lazarov  | 
 Troisdorf, Germany   Clay   M15   Singles and Doubles Draws  |     Kacper Żuk   7–5, 6–1 |     Jeroen Vanneste |     Oscar José Gutierrez      Constantin Schmitz |     Marvin Netuschil      Michael Geerts      Daniel de Jonge      Pavle Daljev | 
    Patrick Grigoriu      Christoph Negritu   7–5, 5–7, [12–10] |     Mike Döring      Andreas Mies  | 
 Heraklion, Greece   Hard   M15   Singles and Doubles Draws  |     Michail Pervolarakis   6–2, 7–5 |     Henry Craig |     Jonas Trinker      Alexandros Skorilas  |     Lloyd Glasspool      Peter Bothwell      Michał Dembek      Dusty Boyer | 
    Lloyd Glasspool      Aidan McHugh   7–6(7–5), 7–6(7–2) |     Michail Pervolarakis      Petros Tsitsipas  | 
Cancún, Mexico   Hard   M15   Singles and Doubles Draws  |     Ryan Peniston   6–4, 6–4 |     Austin Rapp |     David Fox      Marco Brugnerotto |     Gage Brymer      Nicholas Bybel      Christian Langmo      Jesse Flores  | 
    Alexander Cozbinov      Austin Rapp  6–2, 4–6, [10–1] |     David Fox      Isaac Stoute | 
 Piešťany, Slovakia   Clay   M15   Singles and Doubles Draws  |     Artem Dubrivnyy   3–6, 6–3, 6–2 |     Raphael Baltensperger |     Péter Nagy      Marek Gengel  |     Mārtiņš Podžus      Wojciech Marek      Filip Duda      Tadeáš Paroulek | 
    Fábián Marozsán      Péter Nagy   7–6(7–2), 6–0 |     Raphael Baltensperger      Matvey Khomentovskiy | 
Las Palmas, Spain   Clay   M15   Singles and Doubles Draws  |     Eduard Esteve Lobato  6–4, 6–1 |     Felipe Meligeni Alves  |     Carlos López Montagud      Jordan Correia |     Martin van der Meerschen      Pol Amoros Ramos      Andrey Chepelev      Jaimee Floyd Angele | 
    Luke Johnson      Felipe Meligeni Alves   6–3, 6–7(3–7), [13–11] |     Michiel de Krom      Francisco Dias | 
 Karlskrona, Sweden   Clay   M15   Singles and Doubles Draws  |     Markus Eriksson   6–4, 3–6, 6–1 |     Ronald Slobodchikov |     Goran Marković      Patrik Niklas-Salminen  |     Karl Friberg      George Botezan      Gustav Hansson      Otto Virtanen  | 
    Filip Bergevi      Markus Eriksson   6–1, 6–3 |     Justin Butsch      Simon Freund  | 
Tabarka, Tunisia   Clay   M15   Singles and Doubles Draws  |     Filip Cristian Jianu   6–2, 6–4 |     Matthieu Perchicot |     Aziz Dougaz      Alessandro Ingarao |     Tom Pisane      Pierre Delage      Anis Ghorbel      Darko Bojanović | 
    Lilian Marmousez      Clément Tabur   3–6, 6–3, [10–8] |     Darko Bojanović      Glenn Smits  | 
Antalya, Turkey   Clay   M15   Singles and Doubles Draws  |     Ergi Kırkın   6–3, 3–6, 6–4 |     Denis Klok |     Aleksandre Metreveli      Max Houkes  |     Vladyslav Orlov      Georgii Kravchenko      Piotr Gryńkowski      Victor Vlad Cornea  | 
    Victor Vlad Cornea      Alexandru Jecan   6–0, 6–2 |     Umut Akkoyun      Mert Alkaya | 
 Kampala, Uganda   Clay   M15   Singles and Doubles Draws  |     Ivan Nedelko   6–2, 6–4 |     Simon Carr  |     Eric Vanshelboim      Muthu Aadhitiya Senthilkumar |     Julius Tverijonas      Ryan James Storrie      Guy Orly Iradukunda      S D Prajwal Dev  | 
    Guy Orly Iradukunda      Ismael Changawa Ruwa Mzai  6–1, 7–5 |     Kunal Anand      S D Prajwal Dev  | 
| May 13 |  Doboj, Bosnia and Herzegovina   Clay   M25   Singles and Doubles Draws  |     Christopher O'Connell   6–4, 7–6(7–1) |     Botic van de Zandschulp  |     Igor Sijsling      Nerman Fatić  |     Milan Drinić      Artem Dubrivnyy      Juan Pablo Ficovich      Manuel Peña López  | 
    Elmar Ejupovic      Robert Strombachs   Walkover |     Ljubomir Čelebić      Nerman Fatić  | 
 Lu'an, China   Hard   M25   Singles and Doubles Draws  |     Sun Fajing   7–5, 6–4 |     Cui Jie  |     Wishaya Trongcharoenchaikul      He Yecong  |     Takuto Niki      Hsu Yu-hsiou      Wong Hong-kit      Gao Xin  | 
    Wu Hao      Zeng Shihong  7–6(8–6), 6–3 |     Gao Qun      Yu Bingyu | 
 Prague, Czech Republic   Clay   M15   Singles and Doubles Draws  |     Vít Kopřiva   6–2, 6–3 |     Patrik Rikl  |     Michael Vrbenský      Pavel Nejedlý |     Dalibor Svrčina      Evan Furness      Marek Gengel      Michal Konečný | 
    Filip Duda      Marek Gengel   6–1, 7–5 |     Vít Kopřiva      Jaroslav Pospíšil  | 
Heraklion, Greece   Hard   M15   Singles and Doubles Draws  |     Yshai Oliel   6–3, 6–4 |     Lloyd Glasspool  |     Peter Bothwell      Edan Leshem  |     Aaron Addison      Pavel Shumeiko      Patrik Néma      Marek Jaloviec | 
    Marek Jaloviec      Robin Staněk  6–4, 4–6, [10–5] |     Brandon Murphy      James Story | 
 Casale Monferrato, Italy   Clay   M15   Singles and Doubles Draws  |     Francesco Forti   Walkover |     Alen Avidzba  |     Giovanni Fonio      Samuele Ramazzotti |     Mattia Frinzi      Riccardo Maiga      Pascal Meis      Federico Iannaccone | 
    Francesco Forti      Mattia Frinzi  6–4, 6–4 |     Marat Deviatiarov      Francesco Vilardo | 
Cancún, Mexico   Hard   M15   Singles and Doubles Draws  |     Ryan Peniston   6–4, 7–5 |     Tomás Martín Etcheverry  |     Matthew Romios      Adam El Mihdawy  |     Gage Brymer      Wilfredo González      Marco Brugnerotto      Alejandro Gómez  | 
    George Goldhoff      Austin Rapp  6–3, 6–1 |     Jody Maginley      Evan Zhu | 
 Valldoreix, Spain   Clay   M15   Singles and Doubles Draws  |     Orlando Luz   6–3, 6–4 |     Rafael Matos  |     Felipe Meligeni Alves      Jordi Samper Montaña  |     Oriol Roca Batalla      Nikolás Sánchez Izquierdo      Facundo Díaz Acosta      Jaume Pla Malfeito | 
    Felipe Meligeni Alves      Jaume Pla Malfeito  1–6, 6–4, [11–9] |     Orlando Luz      Rafael Matos  | 
 Kalmar, Sweden   Clay   M15   Singles and Doubles Draws  |     Markus Eriksson   6–2, 6–2 |     Dragoș Nicolae Mădăraș  |     Ronald Slobodchikov      Gustav Hansson |     George Botezan      Florian Lakat      Karl Friberg      Bart Stevens  | 
    Filip Bergevi      Markus Eriksson   7–5, 6–2 |     Justin Butsch      Simon Freund  | 
Tabarka, Tunisia   Clay   M15   Singles and Doubles Draws  |     Aziz Dougaz   6–4, 7–5 |     Jules Okala |     Manuel Guinard      Luca Giacomini |     Juan Ignacio Alcalde      Constantin Schmitz      Clément Tabur      Mariano Kestelboim  | 
    Manuel Guinard      Mariano Kestelboim   6–4, 6–1 |     Aziz Dougaz      Anis Ghorbel  | 
Antalya, Turkey   Clay   M15   Singles and Doubles Draws  |     Dimitar Kuzmanov   3–6, 6–2, 6–1 |     Oleg Prihodko  |     Victor Vlad Cornea      Aleksandre Metreveli  |     Marsel İlhan      Vladimir Korolev      Matías Zukas      Koray Kırcı  | 
    Mikhail Korovin      Oleg Prihodko   6–3, 5–7, [10–7] |     Sarp Ağabigün      Grigoriy Lomakin  | 
Kampala, Uganda   Clay   M15   Singles and Doubles Draws  |     Ivan Nedelko   6–1, 6–4 |     Julius Tverijonas  |     Guy Orly Iradukunda      Simon Carr  |     Eric Vanshelboim      Aryan Goveas      Ajeet Rai      Rishi Reddy | 
    Anirudh Chandrasekar      Niki Kaliyanda Poonacha   6–3, 6–4 |     Simon Carr      Ryan James Storrie | 
| May 20 |  Jablonec nad Nisou, Czech Republic   Clay   M25+H   Singles and Doubles Draws  |     Patrik Rikl   7–6(7–3), 6–3 |     Jiří Lehečka  |     Gijs Brouwer      Marco Bortolotti  |     Lukáš Klein      Evan Furness      Sekou Bangoura      Peter Torebko  | 
    Václav Šafránek      Jan Šátral   7–6(7–4), 0–6, [10–8] |     Ivan Sabanov      Matej Sabanov  | 
 Vic, Spain   Clay   M25   Singles and Doubles Draws  |     Raúl Brancaccio   5–7, 7–5, 6–3 |     Facundo Díaz Acosta  |     Oriol Roca Batalla      Fred Gil  |     Pol Toledo Bagué      Hernán Casanova      Jacopo Berrettini      Ivan Gakhov  | 
    Rafael Matos      Felipe Meligeni Alves   5–7, 6–4, [10–8] |     Javier Barranco Cosano      Raúl Brancaccio  | 
 Nonthaburi, Thailand   Hard   M25   Singles and Doubles Draws  |     Shuichi Sekiguchi  6–1, 6–4 |     Nam Ji-sung  |     Shintaro Imai      Harry Bourchier  |     Khumoyun Sultanov      Palaphoom Kovapitukted      Rio Noguchi      Kelsey Stevenson  | 
    Nam Ji-sung      Song Min-kyu   7–6(10–8), 6–1 |     Sanchai Ratiwatana      Sonchat Ratiwatana  | 
 Brčko, Bosnia and Herzegovina   Clay   M15   Singles and Doubles Draws  |     Juan Pablo Ficovich   6–4, 6–4 |     Christopher O'Connell  |     Artem Dubrivnyy      David Pichler  |     Pierre Faivre      Ljubomir Čelebić      Francisco Cerúndolo      Gonzalo Villanueva  | 
    Daniil Glinka      Kenneth Raisma   6–4, 5–7, [10–3] |     Pierre Faivre      Maxime Tchoutakian | 
Heraklion, Greece   Hard   M15   Singles and Doubles Draws  |     Evan Hoyt   4–6, 7–6(7–2), 7–5 |     Jonas Trinker |     Markos Kalovelonis      Altuğ Çelikbilek  |     Andrés Artuñedo      Peter Bothwell      Gabriel Donev      Henry Craig | 
    Peter Bothwell      Henry Craig  4–6, 7–6(7–4), [10–4] |     Andrés Artuñedo      Pablo Vivero González | 
Cancún, Mexico   Hard   M15   Singles and Doubles Draws  |     Matija Pecotić   6–2, 6–1 |     Camilo Ugo Carabelli  |     Tomás Martín Etcheverry      Juan Sebastián Gómez  |     Martin Redlicki      Arklon Huertas del Pino      Adam El Mihdawy      Alexis Canter | 
    Tomás Martín Etcheverry      Camilo Ugo Carabelli   6–4, 6–3 |     Harrison Adams      Jordi Arconada | 
 Bucharest, Romania   Clay   M15   Singles and Doubles Draws  |     Albert Alcaraz Ivorra  3–6, 6–4, 6–1 |     Giovanni Fonio  |     Matheus Pucinelli de Almeida      Thomas Fancutt  |     Alexandar Lazarov      Alexander Igoshin      Maxime Chazal      Bogdan Ionuț Apostol | 
    Alexander Igoshin      Tomás Lipovšek Puches   2–6, 6–4, [10–8] |     Giovanni Fonio      Nicolò Turchetti | 
Tabarka, Tunisia   Clay   M15   Singles and Doubles Draws  | Tournament was cancelled after the completion of the quarterfinals due to ongoing poor weather |     Skander Mansouri      Mariano Kestelboim      Aziz Dougaz      Mateo Nicolás Martínez |     Imanol López Morillo      Ricardo Rodríguez      Michał Dembek      Luca Giacomini | 
 | 
Antalya, Turkey   Clay   M15   Singles and Doubles Draws  |     Christopher Heyman  6–4, 6–3 |     Ergi Kırkın  |     Koray Kırcı      Niklas Guttau |     Matías Zukas      Jean Thirouin      Sergei Pogosian      Denis Klok | 
    Denis Klok      Vladimir Korolev  6–2, 3–6, [10–6] |     Cengiz Aksu      Mert Naci Türker  | 
Kampala, Uganda   Clay   M15   Singles and Doubles Draws  |     Ivan Nedelko   6–3, 1–1, ret. |     Giovani Samaha  |     Abhinav Sanjeev Shanmugam      Simon Carr  |     Mehluli Don Ayanda Sibanda      William Bushamuka      Rishi Reddy      Niki Kaliyanda Poonacha  | 
    Julian Bradley      Guy Orly Iradukunda   6–4, 3–6, [10–6] |     Anirudh Chandrasekar      Niki Kaliyanda Poonacha  | 
 Irpin, Ukraine   Clay   M15   Singles and Doubles Draws  |     Artem Smirnov   6–2, 6–3 |     Vladyslav Orlov  |     Denis Yevseyev      Oleg Dolgosheyev |     Karl Friberg      Kristjan Tamm      Nikita Mashtakov      Tomáš Líška | 
    Oleg Dolgosheyev      Dmytro Kamynin  6–3, 7–5 |     Luke Johnson      Vladyslav Orlov  | 
| May 27 |  Kiseljak, Bosnia and Herzegovina   Clay   M25   Singles and Doubles Draws  |     Francisco Cerúndolo   3–6, 6–2, 6–4 |     Christopher O'Connell  |     Mārtiņš Podžus      Gonzalo Villanueva  |     Nik Razboršek      João Pedro Sorgi      Alen Rogić Hadžalić      Nerman Fatić  | 
    Mārtiņš Podžus      Maxim Ratniuk  7–6(7–5), 6–2 |     Francisco Cerúndolo      João Pedro Sorgi  | 
 Luzhou, China   Hard   M25   Singles and Doubles Draws  |     Bai Yan   6–3, 6–2 |     He Yecong  |     Xia Zihao      Cui Jie  |     Zheng Weiqiang      Gao Xin      Sun Fajing      Yu Cheng-yu  | 
    Wang Aoran      Wu Hao  3–6, 6–1, [10–5] |     Gao Xin      Sun Fajing  | 
 Most, Czech Republic   Clay   M25+H   Singles and Doubles Draws  |     Maxime Chazal   5–7, 7–6(8–6), 7–5 |     Jan Šátral  |     Julian Lenz      Colin Sinclair  |     Václav Šafránek      Evan Furness      Ondřej Krstev      Dan Added  | 
    Tadeáš Paroulek      Ondřej Štyler   7–5, 6–1 |     Václav Šafránek      Jan Šátral  | 
 Gyula, Hungary   Clay   M25   Singles and Doubles Draws  |     Evgenii Tiurnev   6–3, 6–3 |     Markus Eriksson  |     Danylo Kalenichenko      Fabrizio Ornago |     Hugo Grenier      Vít Kopřiva      Matej Sabanov      Christopher Heyman | 
    Gábor Borsos      Fábián Marozsán   7–6(9–7), 2–6, [12–10] |     Alexander Igoshin      Evgenii Tiurnev  | 
 Bacău, Romania   Clay   M25+H   Singles and Doubles Draws  |     Jules Okala  4–6, 6–4, 6–3 |     Manuel Peña López  |     Juan Pablo Varillas      Dragoș Nicolae Mădăraș  |     Călin Manda      Alexandru Jecan      Eduardo Struvay      Alejandro Tabilo  | 
    Alejandro Tabilo      Juan Pablo Varillas   7–6(7–5), 7–6(7–4) |     Alexander Merino      Manuel Peña López  | 
Nonthaburi, Thailand   Hard   M25   Singles and Doubles Draws  |     Sidharth Rawat  7–5, 6–0 |     Rio Noguchi  |     Hsu Yu-hsiou      Alexander Crnokrak |     Blake Ellis      Rishab Agarwal      Congsup Congcar      Shuichi Sekiguchi | 
    Anton Chekhov      Khumoyun Sultanov   5–7, 6–2, [10–2] |     Sanchai Ratiwatana      Sonchat Ratiwatana  | 
Heraklion, Greece   Hard   M15   Singles and Doubles Draws  |     Michail Pervolarakis   6–1, 6–4 |     Aidan McHugh  |     Emil Ruusuvuori      Markos Kalovelonis  |     Erik Crepaldi      Loïc Ratsaratany      Peter Kobelt      Henry Craig | 
    Andrés Artuñedo      Pablo Vivero González  6–2, 6–2 |     Thomas Fancutt      Calum Puttergill  | 
 Reggio Emilia, Italy   Clay   M15   Singles and Doubles Draws  |     Pietro Rondoni  6–4, 6–4 |     Andrea Guerrieri |     Riccardo Maiga      Lorenzo Frigerio |     Andrea Bolla      Ronald Slobodchikov      Savriyan Danilov      Gianluca Beghi | 
    Lorenzo Frigerio      Adelchi Virgili   6–3, 6–3 |     Fabrizio Andaloro      Riccardo Di Nocera | 
 Karuizawa, Japan   Clay   M15   Singles and Doubles Draws  |     Yuki Mochizuki  6–4, 4–6, 6–2 |     Ko Suzuki |     Soichiro Moritani      Sora Fukuda |     Goran Marković      Kento Takeuchi      Gengo Kikuchi      Haru Inoue | 
    Yuta Kawahashi      Soichiro Moritani  4–6, 6–3, [11–9] |     Shohei Chikami      Yunosuke Tanaka | 
Cancún, Mexico   Hard   M15   Singles and Doubles Draws  |     Jordi Arconada  7–5, 6–4 |     Brandon Walkin  |     Camilo Ugo Carabelli      Alejandro Gómez  |     Adam El Mihdawy      Conner Huertas del Pino      Juan Sebastián Gómez      Juan Pablo Grassi Mazzuchi | 
    Matthew Romios      Brandon Walkin   6–2, 2–6, [10–8] |     Alexios Halebian      Paul Oosterbaan  | 
 Singapore   Hard   M15   Singles and Doubles Draws  |     Harry Bourchier   6–2, 6–3 |     Maksim Tikhomirov |     Wong Hong-kit      Ryota Tanuma |     Jonathan Gray      Alec Adamson      Kazuma Kawachi      Manish Sureshkumar | 
    Christian Didier Chin      Ng Hao-yuan  6–2, 6–7(3–7), [10–3] |     Kazuma Kawachi      Ryota Tanuma | 
 Majadahonda, Spain   Clay   M15   Singles and Doubles Draws  |     Pol Toledo Bagué   6–2, 7–6(7–2) |     Facundo Díaz Acosta  |     Federico Zeballos      Albert Roglan |     Florian Lakat      Fred Gil      Jaume Pla Malfeito      Xavier Gabarró | 
    Jesper de Jong      Michiel de Krom  6–3, 6–3 |     Fred Gil      Florian Lakat  | 
Tabarka, Tunisia   Clay   M15   Singles and Doubles Draws  |     Mateo Nicolás Martínez  6–2, 6–2 |     Genaro Alberto Olivieri  |     Pedro Vives Marcos      Maxime Hamou  |     Mariano Kestelboim      Damien Wenger      Michał Dembek      Nikolás Sánchez Izquierdo  | 
    Mariano Kestelboim      Mateo Nicolás Martínez  6–2, 6–2 |     Genaro Alberto Olivieri      Matías Zukas | 
Irpin, Ukraine   Clay   M15   Singles and Doubles Draws  |     Denis Yevseyev   6–1, 6–3 |     Arnaud Bovy  |     Bogdan Bobrov      Dostanbek Tashbulatov |     Oleg Prihodko      Yan Bondarevskiy      Karl Friberg      Artem Smirnov  | 
    Georgii Kravchenko      Oleg Prihodko   6–3, 6–2 |     Piotr Matuszewski      Michael Zhu | 
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