| 2018 Bangkok Challenger II | |
|---|---|
| Date | 8–13 January |
| Edition | 3rd |
| Draw | 32S / 16D |
| Surface | Hard |
| Location | Bangkok, Thailand |
| Champions | |
| Singles | |
 Marcel Granollers | |
| Doubles | |
 James Cerretani /  Joe Salisbury | |
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.
| Country | Player | Rank1 | Seed |
|---|---|---|---|
| ESP | Marcel Granollers | 177 | 1 |
| ESP | Enrique López Pérez | 256 | 2 |
| ESP | Pedro Martínez | 261 | 3 |
 TPE | Yang Tsung-hua | 265 | 4 |
 RUS | Ivan Nedelko | 273 | 5 |
 GER | Mats Moraing | 274 | 6 |
 JPN | Yusuke Takahashi | 282 | 7 |
 ITA | Matteo Viola | 285 | 8 |
The following players received wildcards into the singles main draw:
Thanapet Chanta Congsup Congcar Pruchya Isaro Pol WattanakulThe following player received entry into the singles main draw using a protected ranking:
The following players received entry from the qualifying draw:
Yuya Kibi
Frederik Nielsen 
Sidharth Rawat
Emil Ruusuvuori Marcel Granollers def. Enrique López Pérez 4–6, 6–2, 6–0. James Cerretani / Joe Salisbury def. Enrique López Pérez / Pedro Martínez 6–7(5–7), 6–3, [10–8].The 2012 Torneo Omnia Tenis Ciudad Madrid was a professional tennis tournament played on clay courts. It was the second edition of the tournament which was part of the 2012 ATP Challenger Tour. It took place in Madrid, Spain between 24 and 30 September 2012.
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