| Champaign challenger |
Round |
Result |
H |
A |
| 14.11. |
|
Smyczek T. - van der Merwe I. |
R16 |
6-2, 6-4 |
1.68 |
2.04 |
| 13.11. |
|
van der Merwe I. - Daescu A. |
1R |
6-2, 6-2 |
1.17 |
4.29 |
| Knoxville challenger |
Round |
Result |
H |
A |
| 08.11. |
|
Smyczek T. - van der Merwe I. |
R16 |
7-5, 7-5 |
1.93 |
1.76 |
| 06.11. |
|
van der Merwe I. - Lammer M. |
1R |
6-1, 66-7, 6-4 |
1.59 |
2.19 |
| Charlottesville challenger |
Round |
Result |
H |
A |
| 03.11. |
|
Kudla D. - van der Merwe I. |
SF |
6-4, 7-5 |
1.69 |
2.02 |
| 02.11. |
|
van der Merwe I. - Smith J. |
QF |
4-6, 7-63, 6-4 |
1.55 |
2.31 |
| 01.11. |
|
van der Merwe I. - Sock J. |
R16 |
6-3, 6-4 |
2.56 |
1.47 |
| 30.10. |
|
van der Merwe I. - Styslinger M. |
1R |
6-3, 6-2 |
1.28 |
3.50 |
| Tiburon challenger |
Round |
Result |
H |
A |
| 11.10. |
|
Williams R. - van der Merwe I. |
R16 |
6-2, 6-3 |
1.65 |
2.09 |
| 08.10. |
|
van der Merwe I. - Viola M. |
1R |
6-3, 6-4 |
1.82 |
1.92 |
| Sacramento challenger |
Round |
Result |
H |
A |
| 03.10. |
|
Zverev M. - van der Merwe I. |
R16 |
7-65, 6-3 |
1.53 |
2.34 |
| 01.10. |
|
van der Merwe I. - Smyczek T. |
1R |
6-3, 6-2 |
|
|
| Izmir challenger |
Round |
Result |
H |
A |
| 19.09. |
|
Vardhan V. - van der Merwe I. |
1R |
6-4, 6-2 |
1.82 |
1.87 |
| Davis Cup |
Round |
Result |
H |
A |
| 16.09. |
|
Raonic M. - van der Merwe I. |
|
6-2, 6-2, 6-4 |
1.04 |
10.20 |
| 14.09. |
|
Pospisil V. - van der Merwe I. |
|
6-3, 6-4, 6-4 |
1.35 |
3.06 |
| US Open |
Round |
Result |
H |
A |
| 23.08. |
|
De Voest R. - van der Merwe I. |
Q-1R |
6-4, 3-6, 6-4 |
1.79 |
1.99 |
| Aptos challenger |
Round |
Result |
H |
A |
| 06.08. |
|
Weintraub A. - van der Merwe I. |
1R |
6-4, 7-61 |
2.15 |
1.61 |
| Vancouver challenger |
Round |
Result |
H |
A |
| 31.07. |
|
Duckworth J. - van der Merwe I. |
1R |
7-62, 6-3 |
1.84 |
1.85 |
| Binghamton challenger |
Round |
Result |
H |
A |
| 17.07. |
|
Bogdanovic A. - van der Merwe I. |
1R |
7-63, 6-1 |
2.95 |
1.37 |
| Newport |
Round |
Result |
H |
A |
| 13.07. |
|
Isner J. - van der Merwe I. |
QF |
6-4, 7-62 |
1.14 |
5.61 |
| 11.07. |
|
van der Merwe I. - Sock J. |
R16 |
6-4, 6-4 |
1.50 |
2.53 |
| 10.07. |
|
van der Merwe I. - Muller G. |
1R |
7-65, 63-7, 6-4 |
2.95 |
1.38 |
| 09.07. |
|
van der Merwe I. - Mannarino A. |
Q-QF |
4-6, 6-3, 6-4 |
2.26 |
1.56 |
| 08.07. |
|
van der Merwe I. - Duclos P. |
Q-R16 |
61-7, 7-65, 6-4 |
1.45 |
2.53 |
| 07.07. |
|
van der Merwe I. - Duckworth J. |
Q-1R |
66-7, 7-65, 7-5 |
1.76 |
1.92 |
| Wimbledon |
Round |
Result |
H |
A |
| 20.06. |
|
Zopp J. - van der Merwe I. |
Q-3R |
6-4, 6-1, 4-6, 7-5 |
1.45 |
2.36 |
| 19.06. |
|
van der Merwe I. - Dzumhur D. |
Q-2R |
6-3, 6-3 |
1.64 |
2.33 |
| 18.06. |
|
van der Merwe I. - Gensse A. |
Q-1R |
6-3, 7-65 |
1.45 |
2.61 |
| Nottingham 3 challenger |
Round |
Result |
H |
A |
| 15.06. |
|
Beck K. - van der Merwe I. |
SF |
6-1, 2-6, 6-2 |
1.59 |
2.22 |
| 14.06. |
|
van der Merwe I. - Sugita Y. |
QF |
6-3, 6-4 |
|
|
| 13.06. |
|
van der Merwe I. - Kuznetsov A. |
R16 |
6-3, 2-6, 6-4 |
2.31 |
1.56 |
| 12.06. |
|
van der Merwe I. - Teixeira M. |
1R |
6-2, 6-4 |
1.47 |
2.46 |
| Nottingham challenger |
Round |
Result |
H |
A |
| 05.06. |
|
Zopp J. - van der Merwe I. |
1R |
62-7, 6-3, 7-5 |
1.42 |
2.62 |
| French Open |
Round |
Result |
H |
A |
| 22.05. |
|
Alves T. - van der Merwe I. |
Q-1R |
7-64, 6-3 |
1.44 |
2.62 |
| Fergana challenger |
Round |
Result |
H |
A |
| 15.05. |
|
Inoyatov M. - van der Merwe I. |
1R |
6-4, 7-5 |
|
|
| Busan challenger |
Round |
Result |
H |
A |
| 07.05. |
|
Millman J. - van der Merwe I. |
1R |
4-6, 6-3, 6-4 |
2.73 |
1.40 |
| Savannah challenger |
Round |
Result |
H |
A |
| 25.04. |
|
Sweeting R. - van der Merwe I. |
R16 |
6-4, 6-4 |
|
|
| 24.04. |
|
van der Merwe I. - Gabashvili T. |
1R |
7-67, 6-4 |
2.63 |
1.43 |
| Sarasota challenger |
Round |
Result |
H |
A |
| 16.04. |
|
Hernych J. - van der Merwe I. |
1R |
6-4, 7-64 |
1.46 |
2.52 |
| Davis Cup |
Round |
Result |
H |
A |
| 08.04. |
|
van der Merwe I. - Kavcic B. |
|
7-63, 6-4, 6-4 |
|
|
| 06.04. |
|
van der Merwe I. - Zemlja G. |
|
6-1, 3-6, 6-3, 6-4 |
|
|
| Rimouski challenger |
Round |
Result |
H |
A |
| 20.03. |
|
Strode B. - van der Merwe I. |
1R |
2-6, 7-64, 6-4 |
2.81 |
1.38 |
| Guadalajara challenger |
Round |
Result |
H |
A |
| 14.03. |
|
Capdeville P. - van der Merwe I. |
1R |
7-5, 6-4 |
1.80 |
1.89 |
| Indian Wells |
Round |
Result |
H |
A |
| 07.03. |
|
De Voest R. - van der Merwe I. |
Q-2R |
7-5, 6-3 |
1.60 |
2.24 |
| 06.03. |
|
van der Merwe I. - Bohli S. |
Q-1R |
7-62, 6-1 |
2.18 |
1.61 |
| Delray Beach |
Round |
Result |
H |
A |
| 26.02. |
|
Krajicek A. - van der Merwe I. |
Q-R16 |
3-6, 6-3, 6-4 |
3.15 |
1.33 |
| 25.02. |
|
van der Merwe I. - Ball C. |
Q-1R |
6-4, 3-6, 7-64 |
|
|
| Memphis |
Round |
Result |
H |
A |
| 18.02. |
|
Kuznetsov A. - van der Merwe I. |
Q-R16 |
6-2, 3-0 |
1.51 |
2.39 |
| San Jose |
Round |
Result |
H |
A |
| 13.02. |
|
Kamke T. - van der Merwe I. |
1R |
6-3, 6-3 |
1.31 |
3.46 |
| Dallas challenger |
Round |
Result |
H |
A |
| 10.02. |
|
Darcis S. - van der Merwe I. |
SF |
7-64, 6-3 |
1.39 |
2.76 |
| 09.02. |
|
van der Merwe I. - Reix C. |
QF |
6-4, 6-3 |
1.68 |
2.09 |
| 08.02. |
|
van der Merwe I. - Sock J. |
R16 |
6-1, 4-6, 3-0 |
2.04 |
1.69 |
| 07.02. |
|
van der Merwe I. - Obradovic V. |
1R |
6-2, 7-67 |
1.19 |
4.25 |
| Zagreb |
Round |
Result |
H |
A |
| 30.01. |
|
Bachinger M. - van der Merwe I. |
1R |
6-3, 6-3 |
1.22 |
4.24 |
| Heilbronn 2 challenger |
Round |
Result |
H |
A |
| 24.01. |
|
Zverev M. - van der Merwe I. |
1R |
6-2, 6-2 |
1.51 |
2.45 |
| Australian Open |
Round |
Result |
H |
A |
| 11.01. |
|
Wang J. - van der Merwe I. |
Q-1R |
6-4, 6-2 |
2.68 |
1.39 |
| Auckland |
Round |
Result |
H |
A |
| 06.01. |
|
Bohli S. - van der Merwe I. |
Q-1R |
3-6, 6-2, 6-1 |
1.95 |
1.78 |
| Chennai |
Round |
Result |
H |
A |
| 02.01. |
|
De Bakker T. - van der Merwe I. |
Q-QF |
6-2, 6-4 |
1.58 |
2.25 |
| 01.01. |
|
van der Merwe I. - Cervantes I. |
Q-R16 |
6-4, 7-5 |
1.36 |
3.03 |
| 31.12. |
|
van der Merwe I. - Baker J. |
Q-1R |
2-6, 7-5, 6-4 |
1.52 |
2.39 |