| ITF W25 Surprise | 02/15 17:30 | 26 | [449] Sandra Samir v Daniela Seguel [305] | 2-6,0-6 | |
| ITF W25 Surprise | 02/13 17:00 | 25 | Daniela Seguel v Dia Evtimova | 4-6,6-2,6-2 | |
| 2019 Fed Cup | 02/09 16:40 | 29 | [241] Renata Zarazua v Daniela Seguel [305] | 2-6,6-3,6-2 | |
| 2019 Fed Cup | 02/08 16:10 | - | Daniela Seguel v Erika Barquero | 6-1,6-0 | |
| 2019 Fed Cup | 02/07 16:35 | - | [317] Victoria Bosio v Daniela Seguel [305] | 5-7,6-7 | |
| 2019 Fed Cup | 02/06 17:30 | 1 | [172] Beatriz Haddad Maia v Daniela Seguel [305] | 6-3,6-2 | |
| ITF W25 Plantation | 01/23 18:20 | 25 | [284] Daniela Seguel v Hailey Baptiste [411] | 3-6,3-6 | |
| ITF W25 Daytona Beach | 01/17 15:30 | 26 | [381] Louisa Chirico v Daniela Seguel [284] | 3-6,6-3,6-2 | |
| ITF W25 Daytona Beach | 01/16 14:30 | 25 | Salome Devidze v Daniela Seguel | 2-6,2-6 | |
| ITF Women Colina | 11/07 16:00 | 26 | [443] Panna Udvardy v Daniela Seguel [295] | 6-2,6-4 | |
| ITF Women Colina | 11/06 23:00 | 25 | [365] Ana Sofia Sanchez v Daniela Seguel [295] | 3-6,4-6 | |
| ITF Women Santa Margherita | 10/11 10:00 | 25 | Stephanie Wagner v Daniela Seguel | Retired | |
| ITF Women Santa Margherita | 09/26 12:00 | 25 | [242] Daniela Seguel v Carolina M R Alves [482] | 6-4,1-6,6-7 | |
| ITF Women Saint Malo | 09/18 14:20 | 25 | [161] Kathinka Von Deichmann v Daniela Seguel [231] | 6-4,6-3 | |
| ITF Women Zagreb | 09/05 13:10 | 25 | Daniela Seguel v Jana Cepelova | Retired | |
| ITF Women Budapest | 08/29 11:05 | 26 | Tamara Korpatsch v Daniela Seguel | 6-7,6-1,6-2 | |
| ITF Women Budapest | 08/28 11:20 | 25 | [233] Daniela Seguel v Nicoleta-Catalina Dascalu [445] | 6-3,7-6 | |
| ITF Women Hechingen | 08/09 12:55 | 26 | [242] Daniela Seguel v Anna Zaja [206] | 4-6,2-6 | |
| ITF Women Hechingen | 08/08 14:25 | 25 | Jule Niemeier v Daniela Seguel | 4-6,2-6 | |
| ITF Women Prague | 07/25 12:15 | 25 | [236] Daniela Seguel v Lucrezia Stefanini [458] | 6-4,4-6,6-7 | |
| WTA Bucharest Qual | 07/14 07:00 | 45 | [164] Georgina G-Perez v Daniela Seguel [213] | 1-6,7-5,6-0 | |
| ITF Women Versmold | 07/12 10:05 | 25 | [163] Tereza Martincova v Daniela Seguel [213] | Retired | |
| Wimbledon Women Qual | 06/26 13:30 | 44 | [210] Daniela Seguel v Kristie Ahn [147] | 1-6,3-6 | |
| French Open Women Qual | 05/23 08:00 | 44 | [164] Daniela Seguel v Viktoriya Tomova [138] | 1-6,3-6 | |
| ITF Women Cagnes-Sur-Mer | 05/11 10:00 | 27 | [172] Daniela Seguel v Rebecca Peterson [113] | 3-6,4-6 | |
| ITF Women Cagnes-Sur-Mer | 05/09 15:00 | 26 | [110] Oceane Dodin v Daniela Seguel [172] | 1-6,7-5,1-6 | |
| ITF Women Cagnes-Sur-Mer | 05/08 12:55 | 25 | [172] Daniela Seguel v Dalila Jakupovic [123] | 6-4,6-3 | |
| ITF Women Cagnes-Sur-Mer Qual | 05/07 08:30 | 54 | [172] Daniela Seguel v Priscilla Hon [189] | 6-4,7-5 | |
| ITF Women Cagnes-Sur-Mer Qual | 05/06 08:30 | 54 | [170] Daniela Seguel v Manon Arcangioli [290] | 6-4,6-0 | |
| ITF Women Cagnes-Sur-Mer Qual | 05/05 09:35 | 54 | [170] Daniela Seguel v Alize Lim [273] | 6-1,6-4 |