| Australien (2) |
|---|
| Thompson, Jordan | | Tomic, Bernard |
| | | Chile (1) |
|---|
| Garin, Christian |
| | Colombia (2) |
|---|
| Galan, Daniel Elahi | | Giraldo, Santiago |
|
| Kroatien (1) |
|---|
| Karlovic, Ivo |
| | Frankrig (1) |
|---|
| Chardy, Jeremy |
| | Italien (1) |
|---|
| Lorenzi, Paolo |
| |
| Serbien (2) |
|---|
| Krstin, Pedja | | Tipsarevic, Janko |
| | Spanien (2) |
|---|
| Garcia-Lopez, Guillermo | | Granollers, Marcel |
| | Schweizisk (1) |
|---|
| Laaksonen, Henri |
| | Storbritannien (1) |
|---|
| Norrie, Cameron |
|
| USA (11) |
|---|
| Fratangelo, Bjorn | | Fritz, Taylor | | Harrison, Ryan | | Johnson, Steve | | Klahn, Bradley | | Kudla, Denis | | McDonald, Mackenzie | | Opelka, Reilly | | Querrey, Sam | | Rubin, Noah | | Sandgren, Tennys |
| |