2018 Gwangju Open
 |
| 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.
Singles main draw entrants
Seeds
| 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 |
- 1 Rankings as of 6 August 2018.
Other Entrants
The following players received wildcards into the singles main draw:
Chung Hong- Jeong Yeong-seok
- Kim Cheong-eui
- Sin Dong-hak
The 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 Zihao
The following players received entry from the qualifying draw:
- He Yecong
- Nam Ji-sung
Sidharth Rawat- Son Ji-hoon
Champions
Singles
Maverick Banes def. Nam Ji-sung 6–3, 4–6, 6–4.
Doubles
- Nam Ji-sung / Song Min-kyu def.
Benjamin Lock / 
Rubin Statham 5–7, 6–3, [10–5].
