Stadium: Court 5 Round: 54 Ground: Hardcourt indoor
| Sunderland, Simples W-ITF-GBR-04A | 2019/04/08 13:50 | Guttierez Carrasco, Maria v Staff, Holly | 3-6,6-1,10-4 |
| Sunderland, Simples W-ITF-GBR-04A | 2020/02/23 13:35 | Guttierez Carrasco, Maria v Rawson, Nadia | 6-4,6-1 |
| ITF W25 Glasgow | 2020/02/16 09:25 | Danielle Daley v Guttierez Carrasco, Maria | 3-6,6-4,12-10 |
| ITF W15 Palmanova | 2020/02/07 09:00 | Guttierez Carrasco, Maria v Anna Siskova | 6-1,4-6,3-6 |
| ITF W15 Palmanova | 2020/02/06 12:00 | Guttierez Carrasco, Maria v Melgers, Annick | 6-3,6-2 |
| ITF W15 Palmanova | 2020/02/04 09:00 | Guttierez Carrasco, Maria v Roa, Jillian Louise | 6-1,6-1 |
| ITF - W15 Manacor | 2020/01/28 10:50 | Guttierez Carrasco, Maria v Pitta, Athina | 2-6,1-6 |
| ITF - W15 Manacor | 2020/01/23 13:00 | Guttierez Carrasco, Maria v Antonitsch, Mira | 0-6,7-6,3-6 |
| ITF W15 Jablonec nad Nisou | 2019/12/05 11:45 | Guttierez Carrasco, Maria v Kolodziejova, Miriam | 2-6,1-6 |
| Sunderland, Simples W-ITF-GBR-04A | 2020/02/23 12:30 | Staff, Holly v Denisa Hindova | 1-6,7-5,10-7 |
| ITF - W15 Antalya | 2019/12/01 07:00 | Ioana Zvonaru v Staff, Holly | 6-2,3-6,11-9 |
| ITF W25 Roehampton | 2019/09/23 10:20 | Staff, Holly v Ilay Yoruk | 2-6,1-6 |
| ITF W25 Roehampton | 2019/09/16 13:50 | Joanna Garland v Staff, Holly | 6-2,6-3 |
| ITF W15 Haren | 2019/08/25 10:30 | Mikulski, Julia v Staff, Holly | 7-5,4-6,10-6 |
| ITF W15 Wanfercee-Baulet | 2019/08/19 09:00 | Staff, Holly v Audenaert, Eline | 3-6,2-6 |
| Chiswick, Singles W-ITF-GBR-09A | 2019/08/05 13:30 | Arlinda Rushiti v Staff, Holly | 3-6,6-4,10-6 |
| Dublin, Singles W-ITF-IRL-01A | 2019/07/31 12:25 | Staff, Holly v Crescenzi, Giulia | 6-7,6-4,3-6 |