The 2017 KPIT MSLTA Challenger was a professional tennis tournament played on hard courts. It was the fourth edition of the tournament which was part of the 2017 ATP Challenger Tour. It took place in Pune, India from 13 to 18 November 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 2018 Chennai Open Challenger was a professional tennis tournament played on hard courts. It was the first edition of the tournament which was part of the 2018 ATP Challenger Tour. It took place in Chennai, India between 12 and 17 February 2018.
The 2018 Challenger ATP Cachantún Cup was a professional tennis tournament played on red clay courts. It was the 11th edition of the tournament which was part of the 2018 ATP Challenger Tour. It took place in Santiago, Chile between 5 and 10 March 2018.
The 2018 Puerto Vallarta Open was a professional tennis tournament played on hard courts. It was the 1st edition of the tournament which was part of the 2018 ATP Challenger Tour. It took place in Puerto Vallarta, Mexico between 30 April and 5 May.
The 2018 Loughborough Trophy was a professional tennis tournament played on indoor hard courts. It was the first edition of the tournament which was part of the 2018 ATP Challenger Tour. It took place in Loughborough, United Kingdom between 21 and 27 May 2018.
The 2018 Almaty Challenger was a professional tennis tournament played on clay courts. It was the second edition of the tournament which was part of the 2018 ATP Challenger Tour. It took place in Almaty, Kazakhstan between 11 and 16 June 2018.
The 2018 Lima Challenger was a professional tennis tournament played on clay courts. It was the twelfth edition of the tournament which was part of the 2018 ATP Challenger Tour. It took place in Lima, Peru between October 22 and October 27, 2018.
The 2018 Bauer Watertechnology Cup was a professional tennis tournament played on carpet courts. It was the 22nd edition of the tournament which was part of the 2018 ATP Challenger Tour. It took place in Eckental, Germany between 29 October and 4 November 2018.
The 2018 Slovak Open was a professional tennis tournament played on indoor hard courts. It was the 19th edition of the tournament which was part of the 2018 ATP Challenger Tour. It took place in Bratislava, Slovakia between 5 and 11 November 2018.
The 2018 Knoxville Challenger was a professional tennis tournament played on indoor hard courts. It was the fifteenth edition of the tournament which was part of the 2018 ATP Challenger Tour. It took place in Knoxville, United States between 5 and 11 November 2018.
The 2018 Bengaluru Open was a professional tennis tournament played on hard courts. It was the second edition of the tournament which was part of the 2018 ATP Challenger Tour. It took place in Bangalore, India from 12 to 17 November 2018.
The 2018 JSM Challenger of Champaign–Urbana was a professional tennis tournament played on hard courts. It was the twenty-third edition of the tournament which was part of the 2018 ATP Challenger Tour. It took place in Champaign, Illinois, United States between November 12 and November 17, 2018.
The 2018 Internazionali di Tennis Castel del Monte was a professional tennis tournament played on indoor carpet courts. It was the sixth edition of the tournament which was part of the 2018 ATP Challenger Tour. It took place in Andria, Italy between November 19 and November 25, 2018.
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 Bahrain Ministry of Interior Tennis Challenger was a professional tennis tournament played on hard courts. It was the first edition of the tournament which was part of the 2021 ATP Challenger Tour. It took place in Manama, Bahrain between 22 and 28 November 2021.
The 2022 Keio Challenger was a professional tennis tournament played on hard courts. It was the 15th (men's) and 5th (women's) editions of the tournament and part of the 2022 ATP Challenger Tour and the 2022 ITF Women's World Tennis Tour. It took place in Yokohama, Japan between 31 October and 13 November 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 2022 Slovak Open was a professional tennis tournament played on hard courts. It was the 24th edition of the tournament which was part of the 2022 ATP Challenger Tour and the ninth edition of the tournament which was part of the 2022 ITF Women's World Tennis Tour. It took place in Bratislava, Slovakia between 7 and 20 November 2022.
The 2022 Challenger Banque Nationale de Drummondville was a professional tennis tournament played on indoor hard courts. It was the 15th edition of the tournament and part of the 2022 ATP Challenger Tour. It took place in Drummondville, Canada between November 14 and 20, 2022.
Elias Ymer 
Vijay Sundar Prashanth / 
