| Singles competition |
| 1. Julie Byrne (NU) def. Schrage, Stephanie (PRIN) 6-3, 6-3 |
| 2. Lee Or (NU) vs. Shvets, Brianna (PRIN) 3-6, 6-3, 5-3, unfinished |
| 3. Joyce, Grace (PRIN) def. Caroline Pozo (NU) 6-4, 6-3 |
| 4. McKee, Clare (PRIN) def. Rheeya Doshi (NU) 6-4, 6-4 |
| 5. Kalhorn, Nicole (PRIN) def. Hannah McColgan (NU) 6-3, 6-2 |
| 6. Inci Ogut (NU) vs. Rodilosso, Nathalie (PRIN) 4-6, 6-4, 2-2, unfinished |
| Doubles competition |
| 1. Kalhorn, Nicole/Shvets, Brianna (PRIN) def. Julie Byrne/Hannah McColgan (NU) 6-4 |
| 2. Rheeya Doshi/Lee Or (NU) vs. Joyce, Grace/McKee, Clare (PRIN) 5-5, unfinished |
| 3. Rodilosso, Nathalie/Schrage, Stephanie (PRIN) def. Caroline Pozo/Vanessa Streng (NU) 6-1 |
| Match Notes |
| Princeton 19-4; National ranking #34 |
| Northwestern 15-11; National ranking #27 |
| Order of finish: Doubles (3,1); Singles (5,1,3,4) |
| 2019 NCAA Tournament - First Round |