Austria
22.09.98, 25 years
12798 $
22.09.98, 25 years
12798 $
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
11.08.91, 32 years
13605 $
11.08.91, 32 years
13605 $
Jakob Aichhorn vs. Jonathan Chang - head to head matches
| 08.01.18 | q 2 | Jakob Aichhorn | Jonathan Chang | 6-2, 6-3 | match details |  Germany F1 | Carpet |
Jakob Aichhorn form & Jonathan Chang form
Jakob Aichhorn - last matches
| M15 Allershausen - Clay | ||||
| 31.08.21 qual. | vs. Benito Sanchez Martinez | 2-6, 1-0, - Jakob Aichhorn - retired |  | match details |
 M15 Bad - Clay | ||||
| 25.08.21 1st round | vs. Alessandro Pecci | 2-6, 6-3, 4-6 | | match details |
| M15 Warmbad - Clay | ||||
| 20.08.21 1/4 | vs. Alexander Weis | 1-6, 6-0, 2-6 | | match details |
| 19.08.21 2nd round | vs. Neil Oberleitner | 6-1, 4-6, 6-4 |  | match details |
| 18.08.21 1st round | vs. Ignacio Carou | 6-4, 6-4 | | match details |
| 17.08.21 qual. | vs. Jaka Protic Zakelj | 6-1, 6-0 | | match details |
| 16.08.21 q 2 | vs. Giacomo Gobbi | 6-1, 6-1 | | match details |
| 15.08.21 q 1 | vs. Lukas Rohseano | 6-0, 6-0 | | match details |
| M25 Telfs - Clay | ||||
| 13.07.21 qual. | vs. Daniel Paty | 4-6, 3-6 | | match details |
| 12.07.21 q 2 | vs. Julius Ratt | 6-4, 7-62 | | match details |
| Salzburg Anif - Clay | ||||
| 06.07.21 1st round | vs. Jiri Lehecka | 4-6, 3-6 | | match details |
| M15 Anif - Clay | ||||
| 26.08.20 1st round | vs. Enrico Dalla Valle | 2-6, 2-6 | | match details |
| M25 Vogau - Clay | ||||
| 16.08.20 q 1 | vs. Igor Sijsling | 1-6, 1-6 | | match details |
 All Lower - Clay | ||||
| 13.07.20 1st round | vs. Kris Krawcewicz | 6-3, 6-2 | | match details |
 M15 Porec - Clay | ||||
| 10.03.20 qual. | vs. Julian Ocleppo | 0-6, 3-6 | | match details |
| 09.03.20 q 2 | vs. Eduard Vlasceanu | 6-2, 7-5 | | match details |
| 08.03.20 q 1 | vs. Luka Veselic | 6-1, 6-2 | | match details |
 M15 Trnava - I. hard | ||||
| 26.02.20 1st round | vs. Karlis Ozolins | 6-4, 6-74, 3-6 | | match details |
| 25.02.20 qual. | vs. Mihailo Popovic | 6-3, 6-1 | | match details |
| 24.02.20 q 1 | vs. Michael Gloeckler | 6-3, 7-5 | | match details |
| M15 Oberhaching - I. hard | ||||
| 17.02.20 qual. | vs. Mirko Martinez | 4-6, 4-6 | | match details |
| 16.02.20 q 2 | vs. Tadija Radovanovic | 6-2, 6-2 | | match details |
| 16.02.20 q 1 | vs. Noah Thurner | 7-5, 6-3 | | match details |
| M25 Nussloch - Carpet | ||||
| 22.01.20 1st round | vs. Johannes Haerteis | 2-6, 6-4, 4-6 | | match details |
| 20.01.20 q 2 | vs. Torben Steinorth | 6-2, 7-5 | | match details |
| 20.01.20 qual. | vs. Mattia Bellucci | 6-3, 6-4 | | match details |
| 19.01.20 q 1 | vs. Moritz Hoffmann | 5-7, 6-3, 10-8 | | match details |
 M15 Milovice - I. hard | ||||
| 14.11.19 2nd round | vs. Andrew Paulson | 0-6, 2-6 | | match details |
| 12.11.19 1st round | vs. Daniel Siniakov | 7-64, 6-0 | | match details |
| M15 Prague - I. hard | ||||
| 05.11.19 qual. | vs. Marek Gengel | 5-7, 7-5, 8-10 | | match details |
Jonathan Chang - last matches
 USA F33 - I. hard | ||||
| 22.11.18 1/4 | vs. Andrew Watson | 4-6, 6-76 | | match details |
| 21.11.18 2nd round | vs. Cannon Kingsley | 3-6, 6-1, 7-5 | | match details |
| 20.11.18 1st round | vs. Ronnie Schneider | 6-4, 4-6, 6-2 | | match details |
| 18.11.18 qual. | vs. Dillon Early | 6-1, 6-0 | | match details |
| Houston Challenger - Hard | ||||
| 10.11.18 q 1 | vs. Alejandro Gonzalez | 2-6, 3-6 | | match details |
| USA F28b - Hard | ||||
| 26.10.18 1/2 | vs. Roy Smith | 2-6, 2-6 | | match details |
| 25.10.18 1/4 | vs. Jack Findel-Hawkins | 4-6, 6-4, 7-63 | | match details |
| 25.10.18 2nd round | vs. Michael Redlicki | 6-4, 6-1 | | match details |
| 23.10.18 1st round | vs. Lucas Poullain | 6-3, 6-3 | | match details |
| 22.10.18 qual. | vs. Alastair Gray | 6-2, 0-6, 7-64 | | match details |
| 21.10.18 q 2 | vs. Spencer Papa | 3-6, 6-3, 6-1 | | match details |
| USA F28 - Hard | ||||
| 17.10.18 1st round | vs. Oliver Crawford | 1-6, 2-6 | | match details |
| 15.10.18 qual. | vs. Guido Marson | 6-4, 6-2 | | match details |
| 14.10.18 q 2 | vs. Alejandro Vedri Asensi | 6-2, 6-1 | | match details |
| 13.10.18 q 1 | vs. Jonathan Sorbo | 6-0, 6-2 | | match details |
| USA F27 - Hard | ||||
| 10.10.18 1st round | vs. Ryan Peniston | 0-6, 4-6 | | match details |
| 08.10.18 qual. | vs. Tim Ruehl | 6-1, 7-66 | | match details |
| 07.10.18 q 1 | vs. Alexander Knight | 6-3, Alexander Knight - retired | | match details |
| 07.10.18 q 2 | vs. Adam Oscislawski | 6-4, 6-3 | | match details |
| USA F26 - Hard | ||||
| 23.09.18 q 2 | vs. Robert Kelly | 2-6, 2-6 | | match details |
| 23.09.18 q 1 | vs. Jonathan Sorbo | 6-2, 6-1 | | match details |
| Columbus Challenger - I. hard | ||||
| 15.09.18 q 1 | vs. Ricardo Rodriguez-Pace | 4-6, 7-66, 2-6 | | match details |
| USA F21 - Hard | ||||
| 01.08.18 1st round | vs. Martin Joyce | 6-2, 3-6, 2-6 | | match details |
| 31.07.18 qual. | vs. Gage Brymer | 6-4, 6-2 | | match details |
| 31.07.18 q 2 | vs. Alex Blumenberg | 6-2, 6-1 | | match details |
| 29.07.18 q 1 | vs. David Metz | 6-2, 6-0 | | match details |
| USA F20 - Hard | ||||
| 25.07.18 2nd round | vs. Petros Chrysochos | 0-6, 6-3, 4-6 | | match details |
| 24.07.18 1st round | vs. Jenson Brooksby | 6-4, 6-4 | | match details |
| 24.07.18 qual. | vs. Alexander Cozbinov | 6-3, 6-2 | | match details |
| 23.07.18 q 2 | vs. Abhijeet Joshi | 6-1, 6-3 | | match details |