2018 BMW Open
| 2018 BMW Open | |
|---|---|
| Date | 30 April – 6 May |
| Edition | 103rd |
| Category | ATP World Tour 250 series |
| Draw | 28S / 16D |
| Prize money | €501,345 |
| Surface | Clay |
| Location | Munich, Germany |
| Venue | MTTC Iphitos |
| 2017 Champions | |
| Singles | |
 Alexander Zverev [1] | |
| Doubles | |
 Juan Sebastián Cabal / Robert Farah [2] | |
The 2018 BMW Open is a men's tennis tournament played on outdoor clay courts. It will be the 103rd edition of the event, and part of the ATP World Tour 250 series of the 2018 ATP World Tour. It will take place at the MTTC Iphitos complex in Munich, Germany, from 30 April until 6 May 2018.
Singles main draw entrants
Seeds
| Country | Player | Rank1 | Seed |
|---|---|---|---|
| GER
|
Alexander Zverev | 3 | 1 |
 ESP
|
Roberto Bautista Agut | 15 | 2 |
 ARG
|
Diego Schwartzman | 17 | 3 |
 KOR
|
Chung Hyeon | 19 | 4 |
 ITA
|
Fabio Fognini | 20 | 5 |
| GER
|
Philipp Kohlschreiber | 35 | 6 |
 FRA
|
Gaël Monfils | 41 | 7 |
 JPN
|
Yūichi Sugita | 42 | 8 |
- Rankings are as of April 23, 2018.
Other entrants
The following players received wildcards into the main draw:
The following players received entry as special exempts:
The following players received entry using a protected ranking:
The following players received entry from the qualifying draw:
Withdrawals
- Before the tournament
Andrey Rublev → replaced by 
Mikhail Kukushkin
Doubles main draw entrants
Seeds
| Country | Player | Country | Player | Rank1 | Seed |
|---|---|---|---|---|---|
 POL
|
Łukasz Kubot |  BRA
|
Marcelo Melo | 2 | 1 |
 CRO
|
Ivan Dodig |  USA
|
Rajeev Ram | 37 | 2 |
| CRO
|
Nikola Mektić |  AUT
|
Alexander Peya | 58 | 3 |
 BLR
|
Max Mirnyi | AUT
|
Philipp Oswald | 77 | 4 |
- Rankings are as of April 23, 2018.
Other entrants
The following pairs received wildcards into the doubles main draw:
Champions
Singles
vs.
Doubles
- / vs. /