[80] Heather Watson 3-6,4-6 Elise Mertens [16] 2018-03-03 15:00
Stadium: Court 3 Round: 24 Ground: Clay
Head to Head
| WTA Hobart | 2018/01/12 03:00 | Heather Watson v Elise Mertens | 4-6,6-1,2-6 |
| WTA Luxembourg | 2017/10/19 18:20 | Heather Watson v Elise Mertens | 4-6,4-6 |
Home History
| WTA Acapulco | 2018/02/28 00:20 | Beatriz Haddad Maia v Heather Watson | 7-5,4-6,6-1 |
| 2018 Fed Cup | 2018/02/10 14:00 | Heather Watson v Dalma Galfi | 3-6,6-1,6-4 |
| 2018 Fed Cup | 2018/02/09 14:00 | Heather Watson v Katriin Saar | 6-1,6-1 |
| 2018 Fed Cup | 2018/02/07 14:00 | Heather Watson v Francisca Jorge | 6-4,6-2 |
| WTA St. Petersburg Qual | 2018/01/27 12:45 | Heather Watson v Roberta Vinci | 3-6,4-6 |
| Australian Open Women | 2018/01/16 08:25 | Yulia Putintseva v Heather Watson | 7-5,7-6 |
| WTA Hobart | 2018/01/12 03:00 | Heather Watson v Elise Mertens | 4-6,6-1,2-6 |
| WTA Hobart | 2018/01/11 01:00 | Donna Vekic v Heather Watson | 0-6,4-6 |
Away History
| WTA Dubai | 2018/02/20 10:00 | Catherine Bellis v Elise Mertens | 6-3,6-3 |
| WTA Doha | 2018/02/14 14:00 | Elise Mertens v Sorana Cirstea | 5-7,4-6 |
| WTA Doha | 2018/02/13 15:35 | Elise Mertens v Timea Babos | 2-6,6-1,6-1 |
| 2018 Fed Cup | 2018/02/11 11:45 | Kristina Mladenovic v Elise Mertens | 6-4,6-4 |
| 2018 Fed Cup | 2018/02/10 13:00 | Pauline Parmentier v Elise Mertens | 2-6,1-6 |
| Australian Open Women | 2018/01/25 03:00 | Elise Mertens v Caroline Wozniacki | 3-6,6-7 |
| Australian Open Women | 2018/01/23 02:00 | Elise Mertens v Elina Svitolina | 6-4,6-0 |
| Australian Open Women | 2018/01/21 05:20 | Petra Martic v Elise Mertens | 6-7,5-7 |