| WTA Berlin | 06/20 15:00 | 25 |
[120] Jule Niemeier v
Ons Jabeur
[6] 
|
7-6,6-4 | |
| WTA Berlin | 06/18 13:00 | 19 |
[118] Jule Niemeier v
Greet Minnen
[120] 
|
7-6,3-6,6-2 | |
| WTA Berlin | 06/17 10:15 | 45 |
[118] Jule Niemeier v
Noma Noha Akugue
[215] 
|
4-6,6-2,6-3 | |
| WTA Nottingham | 06/12 13:45 | 25 |
[118] Jule Niemeier v
Heather Watson
[195] 
|
4-6,3-6 | |
| French Open Women | 05/28 19:20 | 23 |
[76] Jule Niemeier v
Daria Kasatkina
[9] 
|
3-6,4-6 | |
| WTA Florence | 05/17 11:30 | 25 |
[74] Jule Niemeier v
Matilde Paoletti
[294] 
|
3-6,6-3,3-6 | |
| WTA Rome | 05/09 09:00 | 23 |
[74] Jule Niemeier v
Nuria Parrizas-Diaz
[80] 
|
6-4,4-6,2-6 | |
| WTA Madrid | 04/29 09:00 | 25 |
[29] Elise Mertens
v
Jule Niemeier [67]
|
6-3,6-4 | |
| WTA Madrid | 04/27 09:00 | 24 |
[67] Jule Niemeier v
Petra Kvitova
[10] |
7-6,6-1 | |
| WTA Madrid | 04/25 08:00 | 23 |
[67] Jule Niemeier v
Xinyu Wang
[60] 
|
6-4,6-2 | |
| WTA Stuttgart | 04/19 15:00 | 25 |
[65] Jule Niemeier v
Elena Rybakina
[7] 
|
5-7,3-6 | |
| Billie Jean King Cup | 04/15 11:55 | 3 |
[65] Jule Niemeier v
Beatriz Haddad Maia
[14] 
|
7-6,3-6,6-2 | |
| WTA Charleston | 04/04 16:35 | 24 |
[71] Caty McNally
v
Jule Niemeier [65]
|
6-4,6-1 | |
| WTA Miami | 03/22 22:20 | 23 |
[63] Anna Blinkova
v
Jule Niemeier [67]
|
6-4,6-1 | |
| WTA Indian Wells | 03/09 19:00 | 23 |
[45] Katerina Siniakova
v
Jule Niemeier [72]
|
7-5,6-4 | |
| WTA Monterrey | 02/27 18:00 | 25 |
[206] Caroline Dolehide
v
Jule Niemeier [69]
|
6-1,6-0 | |
| WTA Merida | 02/21 21:15 | 25 |
[69] Jule Niemeier v
Panna Udvardy
[91] 
|
6-7,6-7 | |
| WTA Linz | 02/08 19:25 | 26 |
[44] Anastasia Potapova
v
Jule Niemeier [71]
|
7-5,3-6,6-3 | |
| WTA Linz | 02/06 18:50 | 25 |
[71] Jule Niemeier v
Sofia Kenin
[209] 
|
2-6,6-3,6-4 | |
| WTA Lyon | 02/01 17:30 | 26 |
[73] Camila Osorio
v
Jule Niemeier [71]
|
7-6,7-5 | |
| WTA Lyon | 01/30 19:00 | 25 |
[141] Olga Danilovic
v
Jule Niemeier [71]
|
5-7,6-2,3-6 | |
| Australian Open Women | 01/16 08:00 | 23 |
[1] Iga Swiatek
v
Jule Niemeier [69]
|
6-4,7-5 | |
| WTA Adelaide 2 | 01/07 07:45 | 14 |
[31] Karolina Pliskova
v
Jule Niemeier [65]
|
6-4,6-3 | |
| United Cup Women | 01/02 02:20 | - |
[11] Madison Keys
v
Jule Niemeier [65]
|
6-2,6-3 | |
| United Cup Women | 12/31 00:50 | - |
[65] Jule Niemeier v
Marie Bouzkova
[24] 
|
2-6,5-7 | |
| Billie Jean King Cup | 11/12 13:00 | 64 |
Petra Martic
v
Jule Niemeier
|
Cancelled | |
| Billie Jean King Cup | 11/12 12:50 | 64 |
[136] Ana Konjuh
v
Jule Niemeier [61]
|
2-6,1-6 | |
| Billie Jean King Cup | 11/11 16:50 | 64 |
[194] Petra Marcinko
v
Jule Niemeier [61]
|
6-3,6-2 | |
| Billie Jean King Cup | 11/11 16:30 | 64 |
Donna Vekic
v
Jule Niemeier
|
Cancelled | |
| WTA Cluj-Napoca | 10/14 13:40 | 27 |
[74] Jule Niemeier v
Jasmine Paolini
[78] 
|
5-7,5-7 |