| 2018 Savannah Challenger | |
|---|---|
| Date | 30 April – 6 May |
| Edition | 10th |
| Draw | 32S / 16D |
| Surface | Green clay |
| Location | Savannah, Georgia, United States |
| Champions | |
| Singles | |
 Hugo Dellien | |
| Doubles | |
 Luke Bambridge /  Akira Santillan | |
The 2018 Savannah Challenger was a professional tennis tournament played on clay courts. It was the tenth edition of the tournament which was part of the 2018 ATP Challenger Tour. It took place in Savannah, Georgia, United States between April 30 and May 6, 2018.
| Country | Player | Rank | Seed |
|---|---|---|---|
 USA | Denis Kudla | 120 | 1 |
 CAN | Peter Polansky | 124 | 2 |
| USA | Donald Young | 130 | 3 |
 SUI | Henri Laaksonen | 135 | 4 |
| USA | Michael Mmoh | 144 | 5 |
 SLO | Blaž Rola | 170 | 6 |
| BOL | Hugo Dellien | 172 | 7 |
| USA | Evan King | 185 | 8 |
The following players received wildcards into the singles main draw:
The following player received entry into the singles main draw as a special exempt:
The following players received entry from the qualifying draw:
Hugo Dellien def. Christian Harrison 6–1, 1–6, 6–4. Luke Bambridge / Akira Santillan def. 
Enrique López Pérez / 
Jeevan Nedunchezhiyan 6–2, 6–2.
