The 2017 Bangkok Challenger was a professional tennis tournament played on hard courts. It was the ninth edition of the tournament and was part of the 2017 ATP Challenger Tour. It took place in Bangkok, Thailand between 2 and 8 January 2017.
The 2018 Bangkok Challenger II was a professional tennis tournament played on hard courts. It was third edition of the tournament and part of the 2018 ATP Challenger Tour. It took place in Bangkok, Thailand between 8 and 13 January 2018.
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 2021 Open de Oeiras was a professional tennis tournament played on clay courts. It was the first edition of the tournament which was part of the 2021 ATP Challenger Tour. It took place in Oeiras, Portugal between 29 March and 3 April 2021.
The 2021 Open de Oeiras II was a professional tennis tournament played on clay courts. It was the second edition of the tournament, part of the 2021 ATP Challenger Tour. It took place in Oeiras, Portugal between 5 and 11 April 2021.
The 2021 Open de Oeiras III was a professional tennis tournament played on clay courts. It was the third edition of the tournament which was part of the 2021 ATP Challenger Tour. It took place in Oeiras, Portugal between 17 and 23 May 2021.
The 2021 Open de Oeiras IV 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 Oeiras, Portugal between 24 and 30 May 2021.
The 2022 Città di Forlì III was a professional tennis tournament played on indoor hard courts. It was the fifth edition of the tournament which was part of the 2022 ATP Challenger Tour. It took place in Forlì, Italy between 17 and 23 January 2022.
The 2022 Open de Oeiras was a professional tennis tournament played on clay courts. It was the fifth edition of the tournament which was part of the 2022 ATP Challenger Tour. It took place in Oeiras, Portugal between 28 March and 4 April 2022.
The 2022 Open de Oeiras II was a professional tennis tournament played on clay courts. It was the sixth edition of the tournament which was part of the 2022 ATP Challenger Tour. It took place in Oeiras, Portugal between 4 and 10 April 2022.
The 2022 Open de Oeiras III was a professional tennis tournament played on clay courts. It was the seventh edition of the tournament which was part of the 2022 ATP Challenger Tour. It took place in Oeiras, Portugal between 20 and 26 June 2022.
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 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 Oeiras Indoors was a professional tennis tournament played on hard courts. It was the 1st edition of the tournament which was part of the 2023 ATP Challenger Tour. It took place in Oeiras, Portugal from 2 to 8 January 2023.
The 2023 Oeiras Indoors II was a professional tennis tournament played on hard courts. It was the 2nd edition of the tournament which was part of the 2023 ATP Challenger Tour. It took place in Oeiras, Portugal from 9 to 14 January 2023.
The 2023 Open de Oeiras was a professional tennis tournament played on clay courts. It was the eighth edition of the tournament which was part of the 2023 ATP Challenger Tour. It took place in Oeiras, Portugal between 17 and 23 April 2023.
The 2023 Open de Oeiras II was a professional tennis tournament played on clay courts. It was the ninth edition of the tournament which was part of the 2023 ATP Challenger Tour. It took place in Oeiras, Portugal between 15 and 20 May 2023.
The 2024 Oeiras Indoors was a professional tennis tournament played on hard courts. It was the 3rd edition of the tournament which was part of the 2024 ATP Challenger Tour. It took place in Oeiras, Portugal from 1 to 7 January 2024.
The 2024 Open de Oeiras was a professional tennis tournament played on clay courts. It was the tenth edition of the tournament which was part of the 2024 ATP Challenger Tour. It took place in Oeiras, Portugal between 15 and 21 April 2024.
The 2024 Open de Oeiras II was a professional tennis tournament played on clay courts. It was the 11th edition of the tournament which was part of the 2024 ATP Challenger Tour. It took place in Oeiras, Portugal between 13 and 18 May 2024.
Leandro Riedi 
Karol Drzewiecki / 
