| Leon challenger |
Round |
Result |
H |
A |
| 01.04. |
|
Daniell M. - Kosakowski D. |
1R |
7-66, 6-4 |
4.18 |
1.19 |
| Futures 2014 |
Round |
Result |
H |
A |
| 16.03. |
|
Kosakowski D. - Krueger M. |
F |
6-4, 3-6, 6-4 |
1.28 |
3.58 |
| 16.03. |
|
Kosakowski D. - Altamirano C. |
SF |
3-6, 7-62, 6-3 |
1.14 |
5.00 |
| 14.03. |
|
Kosakowski D. - King D. |
QF |
6-2, 6-4 |
1.50 |
2.50 |
| 13.03. |
|
Kosakowski D. - Chadaj A. |
R16 |
6-3, 7-65 |
1.08 |
7.00 |
| 13.03. |
|
Kosakowski D. - Novikov D. |
1R |
6-2, 6-3 |
1.22 |
4.00 |
| Indian Wells |
Round |
Result |
H |
A |
| 08.03. |
|
Thiem D. - Kosakowski D. |
1R |
6-2, 7-61 |
1.37 |
3.00 |
| 05.03. |
|
Kosakowski D. - Goffin D. |
Q-2R |
6-3, 6-2 |
4.28 |
1.20 |
| 04.03. |
|
Kosakowski D. - De Bakker T. |
Q-1R |
6-1, 6-2 |
3.05 |
1.35 |
| Indian Wells - pre-qualifier |
Round |
Result |
H |
A |
| 01.03. |
|
Kosakowski D. - Fritz T. |
SF |
6-2, 6-2 |
|
|
| 28.02. |
|
Kosakowski D. - Smith L. |
QF |
7-5, 6-1 |
|
|
| 27.02. |
|
Kosakowski D. - van Linge B. |
R16 |
6-2, 6-0 |
|
|
| 26.02. |
|
Kosakowski D. - Motevassel O. |
3R |
6-2, 6-4 |
|
|
| 25.02. |
|
Kosakowski D. - Elliott A. |
2R |
6-0, 6-0 |
|
|
| Acapulco |
Round |
Result |
H |
A |
| 22.02. |
|
Odesnik W. - Kosakowski D. |
Q-R16 |
6-3, 6-1 |
1.37 |
2.90 |
| Morelos challenger |
Round |
Result |
H |
A |
| 20.02. |
|
Jaziri M. - Kosakowski D. |
QF |
6-3, 5-7, 7-65 |
1.52 |
2.43 |
| 19.02. |
|
Kosakowski D. - Buchanan C. |
R16 |
6-3, 6-4 |
1.43 |
2.60 |
| 18.02. |
|
Kosakowski D. - Reynolds B. |
1R |
7-60, 6-4 |
2.81 |
1.38 |
| Chitre challenger |
Round |
Result |
H |
A |
| 01.02. |
|
Wang J. - Kosakowski D. |
SF |
7-64, 7-5 |
1.55 |
2.30 |
| 01.02. |
|
Kosakowski D. - Jaziri M. |
QF |
7-64, 7-65 |
3.02 |
1.34 |
| 30.01. |
|
Kosakowski D. - Melzer G. |
R16 |
4-6, 7-63, 7-60 |
1.57 |
2.24 |
| 28.01. |
|
Kosakowski D. - Meister N. |
1R |
7-65, 4-6, 6-2 |
1.33 |
3.07 |
| Maui challenger |
Round |
Result |
H |
A |
| 23.01. |
|
Garanganga T. - Kosakowski D. |
1R |
2-6, 6-4, 7-65 |
2.92 |
1.36 |
| 21.01. |
|
Kosakowski D. - Jenkins J. |
Q-QF |
3-6, 6-2, 6-0 |
1.74 |
1.96 |
| 20.01. |
|
Kosakowski D. - Halebian A. |
Q-R16 |
6-3, 6-2 |
1.25 |
3.75 |
| Australian Open |
Round |
Result |
H |
A |
| 11.01. |
|
Wang J. - Kosakowski D. |
Q-3R |
7-67, 6-3 |
1.36 |
2.94 |
| 09.01. |
|
Kosakowski D. - Gombos N. |
Q-2R |
6-3, 6-2 |
2.71 |
1.42 |
| 08.01. |
|
Kosakowski D. - Ito T. |
Q-1R |
6-3, 2-6, 6-4 |
4.05 |
1.21 |
| Sao Paulo 2 challenger |
Round |
Result |
H |
A |
| 30.12. |
|
Souza J. - Kosakowski D. |
1R |
4-6, 7-5, 6-1 |
1.19 |
4.71 |