Name: Jan Choinski
Country: Germany
Birthdate: 10.06.96, 22 years
Ranking's position: 264
TOP ranking's position: 234 (16.04.18, 233 points)
Points: 209
Prize money: 62514 $
Matches total: 326
Win: 195
%: 59.82 %
Country: Germany
Birthdate: 10.06.96, 22 years
Ranking's position: 264
TOP ranking's position: 234 (16.04.18, 233 points)
Points: 209
Prize money: 62514 $
Matches total: 326
Win: 195
%: 59.82 %
| year | summary | Hard | Clay | I. hard | Carpet | Grass | Acrylic |
| 2018 | 17/19 | 4/3 | 8/11 | 1/1 | 4/3 | 0/1 | 0/0 |
| 2017 | 57/22 | 16/8 | 37/11 | 0/1 | 4/2 | 0/0 | 0/0 |
| 2016 | 32/29 | 13/10 | 10/11 | 2/2 | 7/5 | 0/1 | 0/0 |
| 2015 | 48/31 | 0/2 | 24/16 | 17/10 | 6/2 | 1/1 | 0/0 |
| 2014 | 28/16 | 7/3 | 17/8 | 1/1 | 3/3 | 0/1 | 0/0 |
| 2013 | 12/12 | 0/0 | 6/7 | 3/3 | 3/2 | 0/0 | 0/0 |
| 2012 | 1/2 | 0/0 | 1/2 | 0/0 | 0/0 | 0/0 | 0/0 |
| TOTAL | 195/131 | 40/26 | 103/66 | 24/18 | 27/17 | 1/4 | 0/0 |
| perc. % | 59.82 % | 60.61 % | 60.95 % | 57.14 % | 61.36 % | 20 % | 0 % |
Jan Choinski / scheduled / last
| no matches found |
Jan Choinski / last 50 matches
| 19.06.18 | 1st round | Luca Vanni | Jan Choinski | 6-3, 4-6, 6-2 |  | match details |  L'Aquila Challenger | Clay |
| 09.06.18 | q 1 | Denis Kudla | Jan Choinski | 7-64, 6-3 | | match details |  Stuttgart | Grass |
| 04.06.18 | 1st round | Zdenek Kolar | Jan Choinski | 5-7, 6-2, 6-4 | | match details |  Prostejov Challenger | Clay |
| 23.05.18 | q 2 | Goncalo Oliveira | Jan Choinski | 6-4, 1-6, 6-1 | | match details |  Paris | Clay |
| 21.05.18 | q 1 | Jan Choinski | Alexander Bublik | 7-5, 6-4 |  | match details | ||
| 19.05.18 | q 1 | Frank Dancevic | Jan Choinski | 7-64, 7-5 | | match details |  Geneva | Clay |
| 30.04.18 | 1st round | Hugo Dellien | Jan Choinski | 2-6, 6-1, 6-2 | | match details |  Savannah Challenger | Clay |
| 24.04.18 | 1st round | Juan Ignacio Londero | Jan Choinski | 1-6, 6-4, 6-1 | | match details | Tallahassee Challenger | Clay |
| 17.04.18 | 1st round | Facundo Bagnis | Jan Choinski | 6-2, 6-4 | | match details | Sarasota Challenger | Clay |
| 15.04.18 | qual. | Kaichi Uchida | Jan Choinski | 1-6, 6-3, 6-3 | | match details | ||
| 14.04.18 | q 2 | Jan Choinski | Samuel Shropshire | 7-5, 3-6, 6-3 | | match details | ||
| 13.04.18 | 1/4 | Facundo Arguello | Jan Choinski | 7-5, 6-2 | | match details |  Mexico City | Clay |
| 12.04.18 | 2nd round | Jan Choinski | Carlos Berlocq | 6-3, 6-4 | | match details | ||
| 09.04.18 | 1st round | Jan Choinski | Ivan Nedelko | 3-6, 6-3, 6-2 | | match details | ||
| 05.04.18 | 1/4 | Juan Ignacio Londero | Jan Choinski | 6-3, 6-1 | | match details |  Panama City | Clay |
| 04.04.18 | 2nd round | Jan Choinski | Jay Clarke | 6-4, 6-2 | | match details | ||
| 03.04.18 | 1st round | Jan Choinski | Felipe Mantilla | 6-74, 6-4, 6-2 | | match details | ||
| 30.03.18 | 1/4 | Marcelo Arevalo | Jan Choinski | 6-2, 3-6, 6-3 | | match details | San Luis | Clay |
| 29.03.18 | 2nd round | Jan Choinski | Manuel Sanchez | 6-4, 7-5 | | match details | ||
| 28.03.18 | 1st round | Jan Choinski | Gerald Melzer | 6-1, 3-1, Gerald Melzer - retired | | match details | ||
| 18.03.18 | fin | Mathias Bourgue | Jan Choinski | 6-2, 6-3 | | match details | USA F7 | Hard |
| 17.03.18 | 1/4 | Jan Choinski | Ulises Blanch | 6-1, 6-2 | | match details | ||
| 17.03.18 | 1/2 | Jan Choinski | Borna Gojo | 6-3, 6-2 | | match details | ||
| 15.03.18 | 2nd round | Jan Choinski | Daniel Appelgren | 6-1, 6-2 | | match details | ||
| 13.03.18 | 1st round | Jan Choinski | Alexios Halebian | 6-2, 6-1 | | match details | ||
| 24.02.18 | q 1 | Evan Song | Jan Choinski | 6-0, 6-3 | | match details | Indian Wells | Hard |
| 19.02.18 | 1st round | Ante Pavic | Jan Choinski | 6-4, 6-3 | | match details | Morelos Challenger | Hard |
| 07.02.18 | 1st round | Sami Reinwein | Jan Choinski | 6-4, 7-5 | | match details | Switzerland F1 | Carpet |
| 27.01.18 | 1/2 | Christopher Heyman | Jan Choinski | 6-4, 4-6, 7-65 | | match details | Germany F2 | Carpet |
| 26.01.18 | 1/4 | Jan Choinski | Botic Van De Zandschulp | 6-1, 6-3 | | match details | ||
| 25.01.18 | 2nd round | Jan Choinski | Boy Westerhof | 6-4, 6-1 | | match details | ||
| 24.01.18 | 1st round | Jan Choinski | Robin Lang | 6-3, 6-2 | | match details | ||
| 18.01.18 | 2nd round | Mohamed Safwat | Jan Choinski | 6-3, 3-6, 6-4 | | match details | Koblenz Challenger | I. hard |
| 16.01.18 | 1st round | Jan Choinski | Tommy Robredo | 6-1, 5-7, 7-66 | | match details | ||
| 11.01.18 | 2nd round | Kevin Krawietz | Jan Choinski | 7-5, 3-6, 6-3 | | match details | Germany F1 | Carpet |
| 10.01.18 | 1st round | Jan Choinski | Dominik Boehler | 6-3, Dominik Boehler - retired | | match details | ||
| 05.12.17 | 1st round | Albert Alcaraz Ivorra | Jan Choinski | 6-75, 7-64, 7-64 | | match details |  Turkey F46 | Clay |
| 29.11.17 | 1st round | Nico Mertens | Jan Choinski | 7-5, 7-64 | | match details | Turkey F45 | Clay |
| 20.10.17 | 1/4 | Tennys Sandgren | Jan Choinski | 6-1, 6-0 | | match details | Las Vegas | Hard |
| 19.10.17 | 2nd round | Jan Choinski | Samuel Groth | 2-1, Samuel Groth - retired | | match details | ||
| 17.10.17 | 1st round | Jan Choinski | Alexander Cozbinov | 4-6, 6-4, 6-4 | | match details | ||
| 16.10.17 | qual. | Jan Choinski | Frederik Nielsen | 6-4, 6-2 | | match details | ||
| 15.10.17 | q 2 | Jan Choinski | Luis David Martinez | 7-5, 6-1 | | match details | ||
| 07.10.17 | q 1 | Sekou Bangoura | Jan Choinski | 7-64, 6-2 | | match details | Fairfield Challenger | Hard |
| 03.10.17 | 1st round | Denis Kudla | Jan Choinski | 6-0, 6-3 | | match details | Stockton Challenger | Hard |
| 02.10.17 | qual. | Jan Choinski | Matias Franco Descotte | 7-66, 6-4 | | match details | ||
| 01.10.17 | q 2 | Jan Choinski | Alexios Halebian | 6-3, 7-5 | | match details | ||
| 28.09.17 | 2nd round | Christian Harrison | Jan Choinski | 6-4, 7-65 | | match details | Tiburon Challenger | Hard |
| 26.09.17 | 1st round | Jan Choinski | Ramkumar Ramanathan | 6-1, 6-2 | | match details | ||
| 25.09.17 | qual. | Kaichi Uchida | Jan Choinski | 7-5, 3-6, 6-1 | | match details |
