| Ankara ITF |
Round |
Result |
H |
A |
| 19.12. |
|
Gorgo / Kolar - Koras / Kosto |
F |
6-4, 7-65 |
1.85 |
1.79 |
| 18.12. |
|
Koras / Kosto - Enach / Jani |
SF |
1-6, 7-61, 10-5 |
1.96 |
1.70 |
| 17.12. |
|
Koras / Kosto - Ostap / Peter |
QF |
7-64, 1-6, 10-3 |
|
|
| 16.12. |
|
Koras / Kosto - Evtim / Kleme |
R16 |
6-2, 6-3 |
1.82 |
1.82 |
| Zawada ITF |
Round |
Result |
H |
A |
| 18.11. |
|
Doros / Shapa - Kosto / Mende |
R16 |
6-3, 3-6, 10-7 |
1.40 |
2.59 |
| Sharm El Sheikh 52 ITF |
Round |
Result |
H |
A |
| 28.10. |
|
Rosca / Terzi - Kosto / Szatm |
R16 |
6-2, 6-3 |
|
|
| Guangzhou |
Round |
Result |
H |
A |
| 18.09. |
|
Klepa / Torro - Kosto / Nicul |
QF |
|
1.42 |
2.66 |
| 15.09. |
|
Kosto / Nicul - Xu S. / Yang |
R16 |
6-3, 7-67 |
1.27 |
3.29 |
| Bogotá 2 ITF |
Round |
Result |
H |
A |
| 16.08. |
|
Arrua / Molin - Hsu C / Kosto |
SF |
6-4, 2-6, 10-5 |
1.49 |
2.38 |
| 14.08. |
|
Hsu C / Kosto - Maria / Rodio |
QF |
7-61, 6-2 |
2.30 |
1.50 |
| 11.08. |
|
Hsu C / Kosto - Shama / Shapa |
R16 |
6-4, 6-3 |
1.80 |
1.84 |
| Bucharest WTA |
Round |
Result |
H |
A |
| 08.07. |
|
Berte / Pasze - Curov / Kosto |
R16 |
6-1, 6-4 |
1.02 |
1.02 |
| Montpellier ITF |
Round |
Result |
H |
A |
| 20.06. |
|
Ferre / Sorri - Hsu C / Kosto |
F |
2-6, 6-3, 12-10 |
2.00 |
1.67 |
| 19.06. |
|
Hsu C / Kosto - Gonza / Pella |
SF |
6-4, 6-2 |
1.75 |
1.90 |
| 18.06. |
|
Hsu C / Kosto - Koval / Thomb |
QF |
6-4, 6-3 |
|
|
| Essen ITF |
Round |
Result |
H |
A |
| 13.06. |
|
Barro / Maria - Bonav / Kosto |
F |
6-2, 6-2 |
|
|
| 12.06. |
|
Bonav / Kosto - Boent / Erken |
SF |
6-3, 6-3 |
|
|
| 11.06. |
|
Bonav / Kosto - Klase / Klase |
QF |
6-4, 6-2 |
1.62 |
2.05 |
| Maribor ITF |
Round |
Result |
H |
A |
| 28.05. |
|
Neuwi / Schae - Curov / Kosto |
QF |
6-1, 3-6, 10-6 |
|
|
| 27.05. |
|
Curov / Kosto - Jakup / Moser |
R16 |
6-2, 6-2 |
|
|
| Indian Harbour Beach ITF |
Round |
Result |
H |
A |
| 02.05. |
|
Abaza / Maran - Hsu C / Kosto |
QF |
2-6, 7-5, 10-8 |
|
|
| 01.05. |
|
Hsu C / Kosto - Cako / Peers |
R16 |
6-3, 3-6, 10-7 |
1.75 |
1.90 |
| Charlottesville ITF |
Round |
Result |
H |
A |
| 22.04. |
|
Falco / Sanch - Evtim / Kosto |
R16 |
6-3, 6-4 |
1.40 |
2.60 |
| Bogotá WTA |
Round |
Result |
H |
A |
| 10.04. |
|
King / Schee - Hsu C / Kosto |
QF |
|
1.27 |
3.40 |
| 08.04. |
|
Hsu C / Kosto - Janko / Kovin |
R16 |
1-6, 6-3, 10-6 |
1.68 |
1.38 |
| Monterrey |
Round |
Result |
H |
A |
| 01.04. |
|
Hesse / Hsu C - Kosto / Perez |
R16 |
6-3, 6-3 |
1.80 |
1.82 |
| Innisbrook ITF |
Round |
Result |
H |
A |
| 19.03. |
|
Kiick / Vicke - Kosto / Kreme |
R16 |
6-3, 4-6, 10-5 |
1.42 |
2.55 |
| Sao Paulo 2 ITF |
Round |
Result |
H |
A |
| 12.03. |
|
Boxx / Guthr - Kosto / Molin |
R16 |
6-2, 6-0 |
1.87 |
1.78 |
| Campinas ITF |
Round |
Result |
H |
A |
| 03.03. |
|
Hogen / Rus A - Kosto / Simmo |
R16 |
6-4, 7-63 |
|
|
| Daytona Beach ITF |
Round |
Result |
H |
A |
| 23.01. |
|
Gibbs / Sanch - Dinu / Kosto |
R16 |
|
|
|
| Vero Beach ITF |
Round |
Result |
H |
A |
| 10.01. |
|
Khrom / Will - Kosto / Siege |
QF |
|
1.62 |
2.05 |
| 07.01. |
|
Kosto / Siege - Evtim / Hibin |
R16 |
6-3, 6-0 |
|
|