| 2018 Gwangju Open | |
|---|---|
| Date | 13–19 August |
| Edition | 3rd |
| Surface | Hard |
| Location | Gwangju, South Korea |
| Champions | |
| Singles | |
 Maverick Banes | |
| Doubles | |
 Nam Ji-sung / Song Min-kyu | |
The 2018 Gwangju Open was a professional tennis tournament played on hard courts. It was the 3rd edition of the tournament which was part of the 2018 ATP Challenger Tour. It took place in Gwangju, South Korea between 13 and 19 August 2018.
| Country | Player | Rank1 | Seed |
|---|---|---|---|
 ESP | Marcel Granollers | 108 | 1 |
 SUI | Henri Laaksonen | 124 | 2 |
 KAZ | Alexander Bublik | 172 | 3 |
| KOR | Lee Duck-hee | 239 | 4 |
| AUS | Akira Santillan | 282 | 5 |
| AUS | Maverick Banes | 284 | 6 |
 USA | Ulises Blanch | 301 | 7 |
 JPN | Renta Tokuda | 307 | 8 |
The following players received wildcards into the singles main draw:
Chung Hong Jeong Yeong-seok Kim Cheong-eui Sin Dong-hakThe following player received entry into the singles main draw as an alternate:
The following player received entry into the singles main draw as a special exempt:
Xia ZihaoThe following players received entry from the qualifying draw:
He Yecong Nam Ji-sung 
Sidharth Rawat Son Ji-hoon Maverick Banes def. Nam Ji-sung 6–3, 4–6, 6–4. Nam Ji-sung / Song Min-kyu def. 
Benjamin Lock / 
Rubin Statham 5–7, 6–3, [10–5].The 2011 Samsung Securities Cup was a professional tennis tournament played on hard courts. It was the 12th edition and the 1st edition of the tournament which was part of the 2011 ATP Challenger Tour and the 2011 ITF Women's Circuit. It took place in Seoul, South Korea between 17 and 23 October 2011.
The 2012 Samsung Securities Cup was a professional tennis tournament played on hard courts. It was the 13th edition of the tournament which was part of the 2012 ATP Challenger Tour and the 2012 ITF Women's Circuit. It took place in Seoul, Korea between 22 and 28 October 2012.
The 2013 Busan Open Challenger Tennis was a professional tennis tournament played on hard courts. It was the twelfth edition of the tournament which was part of the 2013 ATP Challenger Tour. It took place in Busan, South Korea between 13 and 19 May 2013.
The 2014 Busan Open Challenger Tour was a professional tennis tournament played on hard courts. It was the thirteenth edition of the tournament which was part of the 2014 ATP Challenger Tour. It took place in Busan, South Korea between 12 and 18 May 2014.
The 2015 Busan Open was a professional tennis tournament played on hard courts. It was the fourteenth edition of the tournament which was part of the 2015 ATP Challenger Tour. It took place in Busan, South Korea between 4 and 10 May 2015.
The 2019 Seoul Open Challenger was a professional tennis tournament played on outdoor hard courts. It was the fifth edition of the tournament. It was part of the 2019 ATP Challenger Tour. It took place in Seoul, South Korea, between 29 April and 5 May 2019.
The 2019 Gwangju Open was a professional tennis tournament played on hard courts. It was the 4th edition of the tournament which was part of the 2019 ATP Challenger Tour. It took place in Gwangju, South Korea between 13 and 19 May 2019.
The 2019 Columbus Challenger II was a professional tennis tournament played on hard courts. It was the seventh edition of the tournament which was part of the 2019 ATP Challenger Tour. It took place in Columbus, United States between 10 and 16 June 2019.
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 Chengdu Challenger was a professional tennis tournament played on hard courts. It was the 4th edition of the tournament which was part of the 2019 ATP Challenger Tour. It took place in Chengdu, China between 29 July and 4 August 2019.
The 2019 Yokkaichi Challenger was a professional tennis tournament played on hard courts. It was the 1st edition of the tournament which was part of the 2019 ATP Challenger Tour. It took place in Yokkaichi, Japan between 5 and 11 August 2019.
The 2019 Jinan International Open was a professional tennis tournament played on outdoor hard courts. It was the third (men) and second (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 Jinan, China between 26 August and 8 September 2019.
The 2019 International Challenger Baotou was a professional tennis tournament played on clay courts. It was the first edition of the tournament which was part of the 2019 ATP Challenger Tour. It took place in Baotou, China between 26 August and 1 September 2019.
The 2019 Liuzhou Open was a professional tennis tournament played on hard courts. It was the second edition of the tournament for men and fourth edition for women. It was the part of the 2019 ATP Challenger Tour and 2019 ITF Women's World Tennis Tour. It took place in Liuzhou, China between 21 October and 3 November 2019.
The 2020 BNP Paribas de Nouvelle-Calédonie was a professional tennis tournament played on hard courts. It was the seventeenth edition of the tournament which was part of the 2020 ATP Challenger Tour. It took place in Nouméa, New Caledonia between 6 and 12 January 2020.
The 2022 President's Cup is a professional tennis tournament played on outdoor hard courts. It is the seventeenth edition of the men's tournament which is part of the 2022 ATP Challenger Tour, and the thirteenth edition of the women's tournament which is part of the 2022 ITF Women's World Tennis Tour. It takes place in Nur-Sultan, Kazakhstan between 18 and 24 July 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 Korea Open was a combined ATP Tour and WTA Tour tennis tournament took place at the Olympic Park Tennis Center in Seoul, South Korea on outdoor hard courts from 19 to 25 September 2022 for the women and from 26 September to 2 October 2022 for the men. It was the 18th edition of the women's tournament, and the first edition of the men's tournament since 1996. The tournament was a WTA 250 event on the 2022 WTA Tour, and a ATP Tour 250 event on the 2022 ATP Tour after several tournaments in China were cancelled because of the ongoing COVID-19 pandemic.
The 2022 Gwangju Open was a professional tennis tournament played on hard courts. It was the 5th edition of the tournament which was part of the 2022 ATP Challenger Tour. It took place in Gwangju, South Korea between 3 and 9 October 2022.
The 2022 Busan Open was a professional tennis tournament played on hard courts. It was the 19th edition of the tournament which was part of the 2022 ATP Challenger Tour. It took place in Busan, South Korea between 17 and 23 October 2022.