2018 Delray Beach Open
| 2018 Delray Beach Open | |
|---|---|
| Date | 19 – 25 February |
| Edition | 26th |
| Draw | 32S / 16D |
| Prize money | $556,010 |
| Surface | Hard |
| Location | Delray Beach, United States |
| Champions | |
| Singles | |
 Frances Tiafoe | |
| Doubles | |
| Jack Sock / Jackson Withrow | |
The 2018 Delray Beach Open was a professional tennis tournament played on hard courts. It was the 26th edition of the tournament, and part of the 2018 ATP World Tour. It took place in Delray Beach, United States between 19 February and 25 February 2018.
Singles main draw entrants
Seeds
| Country | Player | Rank1 | Seed |
|---|---|---|---|
| USA
|
Jack Sock | 8 | 1 |
 ARG
|
Juan Martín del Potro | 9 | 2 |
 RSA |
|||
| USA
|
Sam Querrey | 12 | 4 |
 AUS |
|||
| USA
|
John Isner | 18 | 6 |
 FRA |
|||
 KOR
|
Chung Hyeon | 30 | 8 |
 CAN
|
Milos Raonic | 31 | 9 |
- 1 Rankings as of February 12, 2018
Other entrants
The following players received wildcards into the main draw:
The following players received entry from the qualifying draw:
The following players received entry as lucky losers:
Withdrawals
- Before the tournament
Kevin Anderson → replaced by 
Darian King
Nick Kyrgios → replaced by 
Cameron Norrie
Adrian Mannarino → replaced by 
Peter Polansky
Doubles main draw entrants
Seeds
| Country | Player | Country | Player | Rank1 | Seed |
|---|---|---|---|---|---|
| USA
|
Bob Bryan | USA
|
Mike Bryan | 30 | 1 |
 BLR
|
Max Mirnyi |  AUT
|
Philipp Oswald | 92 | 2 |
 JPN
|
Ben McLachlan | FRA
|
Hugo Nys | 96 | 3 |
| USA
|
Nicholas Monroe | AUS
|
John-Patrick Smith | 100 | 4 |
- 1 Rankings are as of February 12, 2018.
Other entrants
The following pairs received wildcards into the main draw:
The following pair received entry as alternates:
Withdrawals
- Before the tournament
Champions
Singles
Frances Tiafoe def. 
Peter Gojowczyk, 6–1, 6–4
Doubles
- Jack Sock / Jackson Withrow def. Nicholas Monroe / John-Patrick Smith, 4–6, 6–4, [10–8]