Stadium: Court 1 Round: 27 Ground: Hardcourt outdoor
| Guangzhou, China, Doubles | 2018/09/19 05:00 | Christian K / Santamaria S v Gumulya B / Veselinovic A | 6-2,6-2 |
| Quebec City, Canada, Doubles | 2018/09/11 22:40 | Christian K / Santamaria S v L Hradecka / M Krajicek | 2-6,4-6 |
| WTA Chicago WD | 2018/09/06 20:30 | Christian K / Santamaria S v A Muhammad / M Sanchez | 6-3,4-6,3-10 |
| WTA Chicago WD | 2018/09/04 16:50 | Christian K / Santamaria S v Blinkova A / Voskoboeva G | 4-6,6-2,10-4 |
| WTA Cincinnati WD | 2018/08/18 19:55 | Mertens E / Schuurs D v Christian K / Santamaria S | 6-1,6-4 |
| WTA Cincinnati WD | 2018/08/17 17:50 | Klepac A / Martinez Sanchez M J v Christian K / Santamaria S | 6-7,2-6 |
| WTA Cincinnati WD | 2018/08/16 02:30 | Han X / Jurak D v Christian K / Santamaria S | 6-1,1-6,7-10 |
| WTA Cincinnati WD | 2018/08/14 21:20 | Christian K / Santamaria S v Begu I-C / Niculescu M | 7-5,7-5 |
| Guangzhou, China, Doubles | 2018/09/18 10:00 | Lu J J / Namigata J v Rompies J / Tere-Apisah A | 6-2,7-6 |
| ITF Women Nanao WD | 2018/08/31 08:00 | Morisaki K / Nishimoto M v Lu J J / Namigata J | 6-2,6-1 |
| ITF Women Nanao WD | 2018/08/30 06:15 | Kajitani/Takahata v Lu J J / Namigata J | 3-6,4-6 |
| ITF Women Nanao WD | 2018/08/28 05:15 | Kaji H / Sawayanagi R v Lu J J / Namigata J | 4-6,6-3,6-10 |
| Zhengzhou, Chine, Doubles | 2018/04/21 09:10 | Broady N / Wickmayer Y v Lu J J / Namigata J | 7-6,6-3 |
| Zhengzhou, Chine, Doubles | 2018/04/20 08:25 | Lu J J / Namigata J v Imanishi M / Sharipova S | 3-6,6-0,10-3 |
| Zhengzhou, Chine, Doubles | 2018/04/16 07:10 | Kumkhum/Plipuech v Lu J J / Namigata J | 3-6,6-3,9-11 |