| ATP Houston | 04/03 16:00 | 19 | Ryan Harrison v Christian Harrison | 7-5,4-6,4-6 | |
| ATP Houston | 04/02 20:20 | 14 | [121] Diego Hidalgo v Christian Harrison [307] | Walkover | |
| ITF M25 Bakersfield | 03/15 21:30 | 25 | Christian Harrison v Martin Damm | 1-6,3-6 | |
| Challenger Monterrey | 03/12 01:00 | 28 | [150] Fernando Verdasco v Christian Harrison [357] | 4-6,6-4,6-2 | |
| Challenger Monterrey | 03/10 23:10 | 27 | [357] Christian Harrison v Geoffrey Blancaneaux [247] | 6-4,6-2 | |
| Challenger Monterrey | 03/09 18:00 | 26 |
[320] Bernard Tomic
v
Christian Harrison [357] |
2-6,5-7 | |
| Challenger Monterrey | 03/08 18:00 | 25 |
[427] Sho Shimabukuro
v
Christian Harrison [357] |
3-6,5-7 | |
| ITF M25 Santo Domingo | 02/24 13:30 | 26 | Gilbert Klier Junior v Christian Harrison | Walkover | |
| ITF M25 Santo Domingo | 02/23 18:00 | 25 | [386] Oliver Crawford v Christian Harrison [320] | 4-6,7-6,4-6 | |
| Challenger Cleveland | 01/31 23:10 | 25 | [165] Tennys Sandgren v Christian Harrison [328] | 7-6,3-6,7-6 | |
| Challenger Columbus | 01/23 15:00 | 14 | [375] Roberto Quiroz v Christian Harrison [335] | 6-4,7-6 | |
| Challenger Forli | 01/07 17:00 | 27 |
[364] Luca Nardi
v
Christian Harrison [256] |
1-6,7-5,6-2 | |
| Challenger Forli | 01/05 09:00 | 26 |
[339] Alexey Vatutin
v
Christian Harrison [256] |
0-6,6-2,2-6 | |
| Challenger Forli | 01/04 10:40 | 25 | [400] Aldin Setkic v Christian Harrison [256] | 6-2,5-7,6-7 | |
| Challenger Forli | 01/03 19:20 | 25 | Riccardo Bonadio v Christian Harrison | Cancelled | |
| Challenger Puerto Vallarta | 11/25 21:00 | 26 |
[252] Christian Harrison v
Zachary Svajda
[483] 
|
1-6,6-7 | |
| Challenger Puerto Vallarta | 11/23 21:00 | 25 | [252] Christian Harrison v Roberto Ortega-Olmedo [360] | 6-4,6-0 | |
| Challenger Champaign | 11/17 17:35 | 26 |
[252] Christian Harrison v
Mitchell Krueger
[164] 
|
3-6,6-1,4-6 | |
| Challenger Champaign | 11/16 01:15 | 25 | Ezekiel Clark v Christian Harrison | 6-4,3-6,3-6 | |
| Challenger Knoxville | 11/12 16:00 | 27 |
[178] Christopher Eubanks
v
Christian Harrison [263] |
6-3,7-6 | |
| Challenger Knoxville | 11/10 17:15 | 26 | [173] Jason Jung v Christian Harrison [263] | Retired | |
| Challenger Knoxville | 11/09 15:00 | 25 | [263] Christian Harrison v Jeffrey John Wolf [152] | 6-2,6-3 | |
| Challenger Charlottesville | 11/03 17:25 | 26 | [270] Christian Harrison v Brayden Schnur [243] | 6-7,7-6,6-7 | |
| Challenger Charlottesville | 11/02 19:05 | 25 | [173] Jason Jung v Christian Harrison [270] | 5-7,4-6 | |
| Challenger Charlottesville | 11/01 14:00 | 19 |
[270] Christian Harrison v
Gijs Brouwer
[381] 
|
2-6,6-3,6-2 | |
| Challenger Charlottesville | 10/31 15:00 | 14 | [273] Christian Harrison v Arjun Kadhe [211] | 6-2,6-2 | |
| ATP Indian Wells | 10/06 02:25 | 14 |
[278] Christian Harrison v
Enzo Couacaud
[189] 
|
3-6,7-5,6-7 | |
| Challenger Columbus | 09/21 15:20 | 25 | Christian Harrison v Mikael Torpegaard | Cancelled | |
| Challenger Cary | 09/13 19:45 | 25 | [125] Salvatore Caruso v Christian Harrison [275] | 6-3,6-3 | |
| US Open | 08/26 19:25 | 15 |
[155] Sebastian Baez
v
Christian Harrison [280] |
7-6,7-5 |
Wikipedia - Christian Harrison
Christian Harrison (born May 29, 1994) is an American professional tennis player. He has a career-high ranking of world No. 198 achieved on 2 July 2018 and a doubles ranking of No. 84 achieved on 2 December 2024.