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
Austria
22.06.87, 37 years
22.06.87, 37 years
Isaac Frost vs. Thomas Kostro - head to head matches
| 13.08.07 | 1st round | Isaac Frost | Thomas Kostro | 7-5, 6-3 | match details |  Poland F6 | Clay |
Isaac Frost form & Thomas Kostro form
Isaac Frost - last matches
 Australia F8 - Hard | ||||
| 13.10.16 2nd round | vs. Blake Mott | 1-3, - Isaac Frost - retired |  | match details |
| 11.10.16 1st round | vs. Jeremy Beale | 7-61, 6-2 |  | match details |
| Australia F7 - Hard | ||||
| 06.10.16 2nd round | vs. Jarmere Jenkins | 3-6, 3-6 | | match details |
| 04.10.16 1st round | vs. Bradley Mousley | 3-2, Bradley Mousley - retired | | match details |
| Australia F6 - Hard | ||||
| 26.09.16 1st round | vs. Kody Pearson | 6-4, 2-6, 3-6 | | match details |
 Noumea Challenger - Hard | ||||
| 05.01.16 1st round | vs. Daniel Brands | 3-6, 6-77 | | match details |
| 03.01.16 qual. | vs. Leon Frost | 6-3, 6-2 | | match details |
 Greece F9 - Hard | ||||
| 26.10.15 qual. | vs. Raul Brancaccio | 7-5, 6-3 | | match details |
| 26.10.15 2nd round | vs. Aljaz Radinski | 6-2, 6-4 | | match details |
| 26.10.15 1st round | vs. Ivan Bjelica | 2-6, 7-5, 6-4 | | match details |
| 26.10.15 1/4 | vs. Stefanos Tsitsipas | 4-6, 7-5, 2-6 | | match details |
| 26.10.15 q 2 | vs. Melik Feler | 3-6, 7-5, 6-1 | | match details |
| Greece F8 - Hard | ||||
| 19.10.15 q 2 | vs. Henrik Traskin | 6-3, 6-2 | | match details |
| 19.10.15 qual. | vs. Johan Nikles | 7-5, 6-3 | | match details |
| 19.10.15 2nd round | vs. Steven Diez | 0-2, - Isaac Frost - retired | | match details |
| 19.10.15 1st round | vs. Stefanos Tsitsipas | 3-6, 7-63, 6-4 | | match details |
| Greece F7 - Hard | ||||
| 12.10.15 2nd round | vs. Vaclav Safranek | 4-6, 2-6 | | match details |
| 12.10.15 1st round | vs. Oliver Nagy | 7-5, 6-3 | | match details |
 Turkey F40 - Hard | ||||
| 05.10.15 1st round | vs. David Pamminger | 0-3, - Isaac Frost - retired | | match details |
| Turkey F39 - Hard | ||||
| 28.09.15 1/4 | vs. Mark Whitehouse | 2-6, 7-5, 6-1 | | match details |
| 28.09.15 1/2 | vs. Liam Broady | 4-4, - Isaac Frost - retired | | match details |
| 28.09.15 1st round | vs. Aria Harajchi | 7-63, 6-75, 6-2 | | match details |
| 28.09.15 2nd round | vs. Daniel Dutra Da Silva | 6-3, 6-2 | | match details |
| Turkey F38 - Hard | ||||
| 21.09.15 1st round | vs. Sefa Suluoglu | 6-4, 4-6, 3-6 | | match details |
| Turkey F33 - Hard | ||||
| 17.08.15 1st round | vs. Federico Zeballos | 1-6, 2-4, - Isaac Frost - retired | | match details |
| Turkey F32 - Hard | ||||
| 10.08.15 qual. | vs. Ekrem Can Sekercan | 6-0, 6-2 | | match details |
| 10.08.15 1/4 | vs. Gregoire Jacq | 0-3, - Isaac Frost - retired | | match details |
| 10.08.15 1st round | vs. Yannai Barkai | 6-2, 6-3 | | match details |
| 10.08.15 2nd round | vs. Barkin Yalcinkale | 3-6, 6-3, 6-1 | | match details |
| Turkey F31 - Hard | ||||
| 03.08.15 1/4 | vs. Anil Yuksel | 2-6, 4-6 | | match details |
Thomas Kostro - last matches
 Puebla - Hard | ||||
| 19.11.07 q 2 | vs. Adam Fass | 6-75, 0-6 | | match details |
| 19.11.07 q 1 | vs. Arturo Lifshitz | 6-1, 6-4 | | match details |
| Mexico F6 - Hard | ||||
| 24.09.07 1st round | vs. Aleksandar Cucuz | 5-7, 6-2, 1-6 | | match details |
 Switzerland F4 - Clay | ||||
| 27.08.07 1st round | vs. Yannick Thomet | 4-6, 6-4, 3-6 | | match details |
| Poland F6 - Clay | ||||
| 13.08.07 1st round | vs. Isaac Frost | 5-7, 3-6 | | match details |
| Lyon - Carpet | ||||
| 21.10.06 q 1 | vs. Jonathan Eysseric | 4-6, 1-6 | | match details |