MATCH
| 29.10.23 | q 1 | Christian Harrison | Alexander Kiefer | - walk over |  Charlottesville Challenger | I. hard |
MATCH STATS
Country
Birthdate
Height
Weight
Profi since
Play
Ranking's position
Points
Prize money
Birthdate
Height
Weight
Profi since
Play
Ranking's position
Points
Prize money
USA
25.12.01, 22 years
25.12.01, 22 years
Christian Harrison vs. Alexander Kiefer - head to head matches
| 29.10.23 | q 1 | Christian Harrison | Alexander Kiefer | Alexander Kiefer - walk over | match details | Charlottesville Challenger | I. hard |
Christian Harrison form & Alexander Kiefer form
Christian Harrison - last matches
| Champaign Challenger - I. hard | ||||
| 12.11.23 q 1 | vs. Oliver Okonkwo | 4-6, 6-3, 6-79 |  | match details |
| Knoxville Challenger - I. hard | ||||
| 07.11.23 1st round | vs. Murphy Cassone | 1-6, 4-6 | | match details |
| 06.11.23 qual. | vs. Thai Kwiatkowski | 1-6, 3-6 | | match details |
| 05.11.23 q 1 | vs. Keegan Smith | 2-6, 6-2, 7-5 |  | match details |
| Charlottesville Challenger - I. hard | ||||
| 30.10.23 qual. | vs. Aidan Mayo | 6-2, 5-7, 2-6 | | match details |
| 29.10.23 q 1 | vs. Alexander Kiefer | Alexander Kiefer - walk over | | match details |
| Fairfield Challenger - Hard | ||||
| 13.10.23 1/4 | vs. Steve Johnson | 1-6, 2-6 | | match details |
| 12.10.23 2nd round | vs. Tennys Sandgren | 5-7, 6-0, 6-3 | | match details |
| 10.10.23 1st round | vs. August Holmgren | 6-4, 6-4 | | match details |
| Tiburon Challenger - Hard | ||||
| 02.10.23 1st round | vs. Zachary Svajda | 6-76, 5-7 | | match details |
| Charleston Challenger - Hard | ||||
| 28.09.23 2nd round | vs. Ryan Peniston | 2-6, 3-6 | | match details |
| 27.09.23 1st round | vs. Thai Kwiatkowski | 6-76, 7-61, 6-2 | | match details |
| Columbus Challenger - I. hard | ||||
| 22.09.23 1/4 | vs. Cannon Kingsley | 5-7, 4-6 | | match details |
| 21.09.23 2nd round | vs. Zachary Svajda | 6-4, 7-5 | | match details |
| 20.09.23 1st round | vs. Aziz Dougaz | 6-1, 4-0, Aziz Dougaz - retired | | match details |
| Cary 2 - Hard | ||||
| 13.09.23 2nd round | vs. Guido Andreozzi | 1-6, 6-73 | | match details |
| 11.09.23 1st round | vs. Aidan Mayo | 4-6, 6-4, 6-2 | | match details |
 Winnipeg Challenger - Hard | ||||
| 16.08.23 2nd round | vs. Ryan Peniston | 0-6, 2-6 | | match details |
| 14.08.23 1st round | vs. Dominic Stricker | 7-5, 6-1 | | match details |
| Lexington Challenger - Hard | ||||
| 31.07.23 1st round | vs. Eliot Spizzirri | 6-74, 4-6 | | match details |
| Granby Challenger - Hard | ||||
| 19.07.23 2nd round | vs. Tung-Lin Wu | 3-6, 4-6 | | match details |
| 17.07.23 1st round | vs. Alexander Cozbinov | 6-1, 6-3 | | match details |
| Bloomfield Hills - Hard | ||||
| 04.07.23 1st round | vs. Mikhail Kukushkin | 2-6, 7-67, 6-75 | | match details |
| Tallahassee Challenger - Clay | ||||
| 17.04.23 1st round | vs. Seong Chan Hong | 3-6, 1-6 | | match details |
| Sarasota Challenger - Clay | ||||
| 11.04.23 1st round | vs. Genaro Alberto Olivieri | 4-6, 6-4, 5-7 | | match details |
| Rome Challenger - I. hard | ||||
| 20.02.23 1st round | vs. Mats Moraing | 6-1, 4-6, 3-6 | | match details |
 Tenerife 3 - Hard | ||||
| 07.02.23 1st round | vs. Giovanni Fonio | 5-7, 4-6 | | match details |
| 06.02.23 q 1 | vs. Miguel Damas | 1-6, 6-3, 6-1 | | match details |
| 06.02.23 qual. | vs. Oscar Jose Gutierrez | 6-4, 4-6, 6-2 | | match details |
| Tenerife 2 - Hard | ||||
| 30.01.23 qual. | vs. Daniel Cox | 4-6, 5-7 | | match details |
Alexander Kiefer - last matches
| Charlottesville Challenger - I. hard | ||||
| 29.10.23 q 1 | vs. Christian Harrison | - Alexander Kiefer - walk over | | match details |
| USA F12 - Clay | ||||
| 21.04.18 | vs. Kirac Bekisoglu | 2-6, 1-6 | | match details |