Stadium: Court 3 Round: 26 Ground: Hardcourt outdoor
| WTA Auckland WD | 2020/01/08 00:20 | Adamczak M / Srebotnik K v Flipkens K / van Uytvanck A | 6-7,6-4,6-10 |
| WTA Auckland WD | 2020/01/07 03:35 | Muhammad A / Townsend T v Christian K / Guarachi A | 6-2,7-6 |
| WTA Luxembourg WD | 2019/10/19 15:50 | Gauff C / Mcnally C v Christian K / Guarachi A | 6-2,6-2 |
| WTA Luxembourg WD | 2019/10/18 10:00 | Carter H / Stefani L v Christian K / Guarachi A | 4-6,6-3,9-11 |
| WTA Luxembourg WD | 2019/10/17 11:30 | Knoll W / Minella M v Christian K / Guarachi A | 2-6,6-7 |
| WTA Luxembourg WD | 2019/10/14 15:30 | Mandlik/Volynets v Christian K / Guarachi A | 1-6,4-6 |
| WTA - Linz - Doubles Femmes | 2019/10/09 15:25 | Christian K / Guarachi A v Gauff C / Mcnally C | 2-6,3-6 |
| WTA - Hobart - Doubles Femmes | 2019/01/08 06:50 | Christian K / Guarachi A v Begu I-C / Buzarnescu M | 6-1,3-6,8-10 |
| WTA Hong Kong WD | 2017/10/10 12:40 | Hozumi E / Kato M v Christian K / Guarachi A | 6-1,4-6,10-6 |