Name: Sam Riffice
Country: USA
Birthdate: 01.03.99, 21 years
ATP ranking: 598
TOP ranking's position: 496 (01.07.19, 12 points)
Points: 39
Prize money: 36638 $
Matches total: 145
Win: 89
%: 61.38 %
Country: USA
Birthdate: 01.03.99, 21 years
ATP ranking: 598
TOP ranking's position: 496 (01.07.19, 12 points)
Points: 39
Prize money: 36638 $
Matches total: 145
Win: 89
%: 61.38 %
| year | summary | Hard | Clay | I. hard | Carpet | Grass | Acrylic |
| 2020 | 3/4 | 0/0 | 3/4 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2019 | 14/7 | 13/6 | 1/1 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2018 | 28/18 | 20/11 | 7/6 | 1/1 | 0/0 | 0/0 | 0/0 |
| 2017 | 33/16 | 5/4 | 26/10 | 1/1 | 0/0 | 1/1 | 0/0 |
| 2016 | 11/10 | 1/1 | 10/8 | 0/0 | 0/0 | 0/1 | 0/0 |
| 2015 | 0/1 | 0/1 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 |
| TOTAL | 89/56 | 39/23 | 47/29 | 2/2 | 0/0 | 1/2 | 0/0 |
| perc. % | 61.38 % | 62.9 % | 61.84 % | 50 % | 0 % | 33.33 % | 0 % |
Sam Riffice / scheduled / last
| 02.07.20 12:05 | 1st round | Dmitry Popko  | Sam Riffice | 3-0 LIVE | match details |  All Lower | Clay |
Sam Riffice / last 50 matches
| 01.07.20 | 1st round | Sam Riffice | Michael Redlicki | 6-3, 6-2 |  | match details | All Lower | Clay |
| 24.06.20 | 1st round | Sam Riffice | Roy Smith | 7-64, 6-1 | | match details | ||
| 24.06.20 | 1st round | Jordi Arconada | Sam Riffice | 6-2, 7-65 |  | match details | ||
| 22.06.20 | 1st round | Dmitry Popko | Sam Riffice | 6-1, 6-1 | | match details | ||
| 22.06.20 | 1st round | Alejandro Tabilo | Sam Riffice | 6-4, 6-1 | | match details | ||
| 19.06.20 | 1st round | Patrick Kypson | Sam Riffice | 7-64, 6-1 | | match details | ||
| 12.06.20 | 1st round | Sam Riffice | Liam Draxl | 6-2, 1-6, 7-5 | | match details | ||
| 31.10.19 | 2nd round | Stefan Kozlov | Sam Riffice | 6-2, 6-4 | | match details |  M25 Naples | Clay |
| 29.10.19 | 1st round | Sam Riffice | Micah Braswell | 6-3, 6-3 | | match details | ||
| 19.09.19 | 2nd round | Alexander Sarkissian | Sam Riffice | 5-7, 6-2, 2-0, Sam Riffice - retired | | match details | M25 Houston | Hard |
| 18.09.19 | 1st round | Sam Riffice | Alexander Lebedev | 6-0, 6-0 | | match details | ||
| 19.08.19 | q 1 | Stefano Napolitano | Sam Riffice | 6-2, 6-4 | | match details | New York | Hard |
| 06.08.19 | 2nd round | Taro Daniel | Sam Riffice | 6-4, 6-0 | | match details | Aptos Challenger | Hard |
| 05.08.19 | 1st round | Sam Riffice | Yosuke Watanuki | 6-2, 6-4 | | match details | ||
| 09.07.19 | 1st round | John Mcnally | Sam Riffice | 6-4, 4-6, 6-4 | | match details | Winnetka Challenger | Hard |
| 23.06.19 | fin | Maxime Cressy | Sam Riffice | 6-3, 6-1 | | match details | M25 Tulsa | Hard |
| 22.06.19 | 1/2 | Sam Riffice | Ezekiel Clark | 6-3, 6-3 | | match details | ||
| 21.06.19 | 1/4 | Sam Riffice | Alexander Sarkissian | 6-2, 6-1 | | match details | ||
| 20.06.19 | 2nd round | Sam Riffice | Alexander Ritschard | 6-2, 6-3 | | match details | ||
| 19.06.19 | 1st round | Sam Riffice | Kody Pearson | 6-1, 6-4 | | match details | ||
| 16.06.19 | fin | Sam Riffice | Brandon Holt | 6-1, 6-4 | | match details | M25 Wichita | Hard |
| 15.06.19 | 1/2 | Sam Riffice | Alexander Ritschard | 6-2, 6-1 | | match details | ||
| 14.06.19 | 1/4 | Sam Riffice | Jordi Arconada | 6-3, 6-3 | | match details | ||
| 13.06.19 | 2nd round | Sam Riffice | Ezekiel Clark | 6-4, 6-4 | | match details | ||
| 12.06.19 | 1st round | Sam Riffice | Brandon Lam | 6-0, 6-1 | | match details | ||
| 03.01.19 | 3rd round | Mathias Bourgue | Sam Riffice | 6-4, 5-7, 6-2 | | match details | Orlando Challenger | Hard |
| 01.01.19 | 2nd round | Sam Riffice | Filip Peliwo | 1-6, 6-2, 6-0 | | match details | ||
| 31.12.18 | 1st round | Sam Riffice | Jan Choinski | 6-1, 2-6, 6-3 | | match details | ||
| 16.11.18 | 2nd round | Sergey Belov | Sam Riffice | 6-3, 6-1 | | match details | USA F32 | Clay |
| 15.11.18 | 1st round | Sam Riffice | Sacha Modica | 6-1, 6-4 | | match details | ||
| 12.11.18 | qual. | Sam Riffice | Malik Bhatnagar | 6-1, 6-3 | | match details | ||
| 11.11.18 | q 2 | Sam Riffice | Mark Simons | 6-2, 6-0 | | match details | ||
| 10.11.18 | q 1 | Sam Riffice | Stratton Gilmore | 6-0, 6-0 | | match details | ||
| 02.11.18 | 2nd round | Filip Cristian Jianu | Sam Riffice | 7-5, 4-6, 6-3 | | match details | USA F29 | Clay |
| 31.10.18 | 1st round | Sam Riffice | Edson David Ortiz Tovar | 2-6, 6-4, 6-2 | | match details | ||
| 16.10.18 | 1st round | Jack Findel-Hawkins | Sam Riffice | 6-4, 6-2 | | match details | USA F28 | Hard |
| 30.07.18 | 1st round | Alexander Ward | Sam Riffice | 6-3, 6-1 | | match details | Lexington Challenger | Hard |
| 22.07.18 | q 2 | Antoine Escoffier | Sam Riffice | 6-2, 6-2 | | match details | Binghamton Challenger | Hard |
| 21.07.18 | q 1 | Sam Riffice | Alexios Halebian | 6-3, 6-73, 6-1 | | match details | ||
| 07.07.18 | q 1 | Collin Altamirano | Sam Riffice | 7-63, 3-6, 6-4 | | match details | Winnetka Challenger | Hard |
| 01.07.18 | fin | Marc-Andrea Huesler | Sam Riffice | 6-4, 6-2 | | match details | USA F17 | Hard |
| 30.06.18 | 1/2 | Sam Riffice | Emil Reinberg | 6-0, 6-3 | | match details | ||
| 29.06.18 | 1/4 | Sam Riffice | Mikael Torpegaard | 7-5, 6-1 | | match details | ||
| 28.06.18 | 2nd round | Sam Riffice | Henry Craig | 6-4, 2-6, 6-2 | | match details | ||
| 27.06.18 | 1st round | Sam Riffice | Maxime Cressy | 5-2, Maxime Cressy - retired | | match details | ||
| 22.06.18 | 1/4 | Henry Craig | Sam Riffice | 7-5, 7-5 | | match details | USA F15 | Hard |
| 21.06.18 | 2nd round | Sam Riffice | Ryan Peniston | 6-1, 7-5 | | match details | ||
| 20.06.18 | 1st round | Sam Riffice | Jacob Dunbar | 6-3, 6-4 | | match details | ||
| 18.06.18 | qual. | Sam Riffice | Jared Pratt | 6-1, 6-2 | | match details | ||
| 18.06.18 | q 2 | Sam Riffice | Michael Ogden | 6-3, 6-4 | | match details |
