The 2019 President's Cup was a professional tennis tournament played on outdoor hard courts. It was the fourteenth (ATP) and eleventh (ITF) editions of the tournament and was part of the 2019 ATP Challenger Tour and the 2019 ITF Women's World Tennis Tour. It took place in Nur-Sultan, Kazakhstan, on 15–21 July 2019.
The 2019 Challenger Banque Nationale de Gatineau was a professional tennis tournament played on outdoor hard courts. It was the 4th edition of the tournament for men and the 6th for women, and it was part of the 2019 ATP Challenger Tour and the 2019 ITF Women's World Tennis Tour. It took place in Gatineau, Canada between July 15 and 21, 2019.
The 2019 Challenger Banque Nationale de Granby was a professional tennis tournament played on outdoor hard courts. It was the twenty-sixth (men) and ninth (women) editions of the tournament which was part of the 2019 ATP Challenger Tour and the 2019 ITF Women's World Tennis Tour. It took place in Granby, Quebec, Canada between 22 and 28 July 2019.
The 2019 Sparkassen ATP Challenger was a professional tennis tournament played on indoor hard courts in Ortisei, Italy between 11 and 17 November 2019. It was the tenth edition of the tournament which was part of the 2019 ATP Challenger Tour.
The 2021 Maia Challenger II was a professional tennis tournament played on clay courts. It was the fourth edition of the tournament which was part of the 2021 ATP Challenger Tour. It took place in Maia, Portugal from 13 to 19 December 2021.
The 2022 Lexington Challenger was a professional tennis tournament played on outdoor hard courts. It was the twenty-seventh edition of the tournament which was part of the 2022 ATP Challenger Tour, and the twenty-fifth edition of the tournament which was part of the 2022 ITF Women's World Tennis Tour. It took place in Lexington, Kentucky, United States between 1 and 7 August 2022.
The 2022 Nonthaburi Challenger was a professional tennis tournament played on hard courts. It was the 1st edition of the tournament which was part of the 2022 ATP Challenger Tour. It took place in Nonthaburi, Thailand from 22 to 28 August 2022.
The 2022 Nonthaburi Challenger II was a professional tennis tournament played on hard courts. It was the 2nd edition of the tournament which was part of the 2022 ATP Challenger Tour. It took place in Nonthaburi, Thailand from 29 August to 4 September 2022.
The 2022 Nonthaburi Challenger III was a professional tennis tournament played on hard courts. It was the 3rd edition of the tournament which was part of the 2022 ATP Challenger Tour. It took place in Nonthaburi, Thailand from 5 to 11 September 2022.
The 2022 Calgary National Bank Challenger was a professional tennis tournament played on indoor hard courts. It was the third edition of the tournament which was part of the 2022 ATP Challenger Tour and the first edition of the tournament which was part of the 2022 ITF Women's World Tennis Tour. It took place in Calgary, Canada between 7 and 13 November 2022.
The 2023 Canberra Tennis International was a professional tennis tournament played on outdoor hardcourts. It was the fifth edition of the tournament and was part of the 2023 ATP Challenger Tour and the 2023 ITF Women's World Tennis Tour. It took place in Canberra, Australia between 2 and 7 January 2023.
The 2023 Nonthaburi Challenger was a professional tennis tournament played on hard courts. It was the 4th edition of the tournament which was part of the 2023 ATP Challenger Tour. It took place in Nonthaburi, Thailand from 2 to 7 January 2023.
The 2023 Nonthaburi Challenger II was a professional tennis tournament played on hard courts. It was the 5th edition of the tournament which was part of the 2023 ATP Challenger Tour. It took place in Nonthaburi, Thailand from 9 to 14 January 2023.
The 2023 Nonthaburi Challenger III was a professional tennis tournament played on hard courts. It was the 6th edition of the tournament which was part of the 2023 ATP Challenger Tour. It took place in Nonthaburi, Thailand from 16 to 22 January 2023.
The 2024 Nonthaburi Challenger was a professional tennis tournament played on hard courts. It was the 7th edition of the tournament which was part of the 2024 ATP Challenger Tour. It took place in Nonthaburi, Thailand from 1 to 6 January 2024.
The 2024 Nonthaburi Challenger II was a professional tennis tournament played on hard courts. It was the 8th edition of the tournament which was part of the 2024 ATP Challenger Tour. It took place in Nonthaburi, Thailand from 8 to 13 January 2024.
The 2024 Nonthaburi Challenger III was a professional tennis tournament played on hard courts. It was the 9th edition of the tournament which was part of the 2024 ATP Challenger Tour. It took place in Nonthaburi, Thailand from 15 to 21 January 2024.
The 2024 Nonthaburi Challenger IV was a professional tennis tournament played on hard courts. It was the 10th edition of the tournament which was part of the 2024 ATP Challenger Tour. It took place in Nonthaburi, Thailand from 24 to 29 September 2024.
The 2025 Canberra Tennis International was a professional tennis tournament played on outdoor hardcourts. It was the seventh edition of the men's tournament, which was part of the 2025 ATP Challenger Tour, and the eighth edition of the women's tournament, which was part of the 2025 WTA 125 tournaments. It took place at the Canberra Tennis Centre in Canberra, Australia between 30 December 2024 and 4 January 2025.
The 2025 Nonthaburi Challenger II was a professional tennis tournament played on hard courts. It was the 12th edition of the tournament which was part of the 2025 ATP Challenger Tour. It took place in Nonthaburi, Thailand from 6 to 12 January 2025.
Aslan Karatsev 
Kokoro Isomura / 
