| Country | Georgia |
| Age | 31 Years (23 Feb, 1992) |
| Height | 6'1" (185cm) |
| Weight | 174lbs (79kg) |
| Birthplace | Tbilisi, Georgia |
| Residence | Right-Handed, Two-Handed Backhand |
| Plays | - |
| Turned Pro | 2008 |
| Coach | - |
| Career Prize Money | $7,627,617 |
| Country | England |
| Age | 33 Years (23 May, 1990) |
| Height | 5'9" (175cm) |
| Weight | 165lbs (75kg) |
| Birthplace | Birmingham, England |
| Residence | Right-Handed, One-Handed Backhand |
| Plays | Sebastian Prieto |
| Turned Pro | 2006 |
| Coach | - |
| Career Prize Money | $4,867,497 |
| Country | Italy |
| Age | 28 Years (11 May, 1995) |
| Height | 6'3" (191cm) |
| Weight | 168lbs (76kg) |
| Birthplace | Turin, Italy |
| Residence | Right-Handed, Two-Handed Backhand |
| Plays | Gipo Arbino |
| Turned Pro | 2013 |
| Coach | - |
| Career Prize Money | $3,307,604 |
| Country | USA |
| Age | 26 Years (28 Aug, 1997) |
| Height | 6'11" (211cm) |
| Weight | 225lbs (102kg) |
| Birthplace | St. Joseph, MI, USA |
| Residence | Right-Handed, Two-Handed Backhand |
| Plays | Jay Berger, Neville Godwin |
| Turned Pro | 2015 |
| Coach | - |
| Career Prize Money | $3,539,451 |
| Country | Bulgaria |
| Age | 32 Years (16 May, 1991) |
| Height | 6'3" (191cm) |
| Weight | 179lbs (81kg) |
| Birthplace | Haskovo, Bulgaria |
| Residence | Right-Handed, One-Handed Backhand |
| Plays | Dante Bottini |
| Turned Pro | 2008 |
| Coach | - |
| Career Prize Money | $20,557,605 |
| Country | Croatia |
| Age | 35 Years (28 Sep, 1988) |
| Height | 6'6" (198cm) |
| Weight | 196lbs (89kg) |
| Birthplace | Medjugorje, Bosnia-Herzegovina |
| Residence | Right-Handed, Two-Handed Backhand |
| Plays | Vedran Martic, Vilim Visak |
| Turned Pro | 2005 |
| Coach | - |
| Career Prize Money | $29,491,139 |
| Country | Russia |
| Age | 27 Years (21 May, 1996) |
| Height | 6'6" (198cm) |
| Weight | 192lbs (87kg) |
| Birthplace | Moscow, Russia |
| Residence | Right-Handed, Two-Handed Backhand |
| Plays | Jose Clavet, Vedran Martic |
| Turned Pro | 2013 |
| Coach | - |
| Career Prize Money | $10,443,993 |
| Country | USA |
| Age | 38 Years (26 Apr, 1985) |
| Height | 6'10" (208cm) |
| Weight | 238lbs (108kg) |
| Birthplace | Greensboro, NC, USA |
| Residence | Right-Handed, Two-Handed Backhand |
| Plays | David Macpherson |
| Turned Pro | 2007 |
| Coach | - |
| Career Prize Money | $20,222,665 |
| Country | Spain |
| Age | Years (05 May, 2003) |
| Height | 6'1" (185cm) |
| Weight | 159lbs (72kg) |
| Birthplace | El Palmar, Murcia, Spain |
| Residence | Right-Handed, Two-Handed Backhand |
| Plays | Juan Carlos Ferrero |
| Turned Pro | 2018 |
| Coach | - |
| Career Prize Money | $1,886,520 |
| Country | Switzerland |
| Age | 42 Years (08 Aug, 1981) |
| Height | 6'1" (185cm) |
| Weight | 187lbs (85kg) |
| Birthplace | Basel, Switzerland |
| Residence | Right-Handed, One-Handed Backhand |
| Plays | Ivan Ljubicic, Severin Luthi |
| Turned Pro | 1998 |
| Coach | - |
| Career Prize Money | $130,594,339 |
