Kerber had previously worked with Wim Fissette, who helped her have a successful year.
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2018 |
Erste Bank Open
|
1/8 | Fernando Verdasco |
4-6
6-3 3-6 |
| 2018 |
Erste Bank Open
|
1/16 | Kyle Edmund |
6-3
7-6 |
| 2018 |
European Open
|
Final | Kyle Edmund |
3-6
7-6 7-6 |
| 2018 |
European Open
|
Semi Finals | Kyle Edmund |
6-3
6-4 |
| 2018 |
European Open
|
Quarter Finals | Kyle Edmund | |
| 2018 |
European Open
|
1/8 | Kyle Edmund |
6-0
6-2 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2018 |
BNP Paribas WTA Finals Singapore Red Group
|
Championship | Sloane Stephens |
3-6
3-6 |
| 2018 |
BNP Paribas WTA Finals Singapore Red Group
|
Championship | Angelique Kerber |
6-4
5-7 6-4 |
| 2018 |
BNP Paribas WTA Finals Singapore Red Group
|
Championship | Kiki Bertens |
6-1
3-6 4-6 |
| 2018 |
China Open
|
1/8 | Shuai Zhang |
1-6
6-2 0-6 |
| 2018 |
China Open
|
1/16 | Angelique Kerber |
7-6
6-1 |
| 2018 |
China Open
|
1/32 | Angelique Kerber |
6-2
6-2 |
| 2018 |
Wuhan Tennis Open
|
1/8 | Ashleigh Barty |
5-7
1-6 |
| 2018 |
Wuhan Tennis Open
|
1/16 | Angelique Kerber |
6-0
4-1 |
