01/By surface
each with its own count, at equal weight
Hard
1-0
J. leads 1-0 in 1 meeting on hard
Clay
2-0
J. leads 2-0 in 2 meetings on clay
Grass
Never on grass
no meeting on this surface
02/Every meeting
3 rows, newest first
| Date | Tournament | Surface | Round | Winner | Score, winner first | Ranks, J. first |
|---|---|---|---|---|---|---|
| Apr 17, 2025 | Porsche Tennis Grand PrixWTA500 | clay | 2nd round | Paolini J. | 6-1, 7-5 | 6 v 121 |
| Oct 14, 2022 | Transylvania OpenWTA250 | hard | quarterfinal | Paolini J. | 7-5, 7-5 | 78 v 74 |
| Sep 27, 2022 | Parma Ladies OpenWTA250 | clay | 1st round | Paolini J. | 5-7, 6-4, 6-2 | 79 v 72 |
A record, never a share of meetings. Main-draw singles since 2013; a meeting ended by retirement is counted with the sets that were played and marked; a walkover is listed and counted in neither column. Paolini J. and Niemeier J. each carry the table against every opponent faced.