| ITF - W35 Santa Margherita | 04/23 11:25 | 25 | [344] Lia Karatancheva v Sapfo Sakellaridi [259] | 4-6,6-2,6-2 | |
| ITF - W35 Santa Margherita | 04/16 12:25 | 25 | [341] Lia Karatancheva v Jennifer Ruggeri [467] | 3-6,4-6 | |
| Billie Jean King Cup | 04/13 09:50 | 1 | Lia Karatancheva v Angelina Voloshchuk | 6-1,6-3 | |
| Billie Jean King Cup | 04/10 10:05 | 1 | [337] Tamira Paszek v Lia Karatancheva [339] | 7-5,6-2 | |
| Billie Jean King Cup | 04/09 10:00 | 1 | Lia Karatancheva v Johanne C Svendsen | 2-6,2-6 | |
| ITF - W35 Santo Domingo | 03/11 18:45 | 24 | [341] Lia Karatancheva v Katarina Jokic [365] | 2-6,6-7 | |
| ITF - W35 Santo Domingo | 03/07 13:30 | 26 | Lia Karatancheva v Lea Ma | 3-6,2-6 | |
| ITF - W35 Santo Domingo | 03/06 13:30 | 25 | [248] Jana Kolodynska v Lia Karatancheva [341] | 7-6,4-6,6-7 | |
| ITF - W35 Santo Domingo | 03/05 14:40 | 24 | [341] Lia Karatancheva v Elysia Bolton [210] | 7-6,7-5 | |
| ITF - W35 Spring | 02/27 15:55 | 54 | [344] Lia Karatancheva v Allura Zamarripa [350] | 2-6,4-6 | |
| ITF - W35 Spring | 02/26 16:00 | 54 | Lia Karatancheva v Alexis Nguyen | 6-4,6-0 | |
| ITF - W50 Mexico City | 02/19 16:00 | 54 | Lia Karatancheva v Thaisa Grana Pedretti | 4-6,3-6 | |
| ITF - W35 Wesley Chapel | 02/10 16:30 | 28 | [351] Lia Karatancheva v Sophie Chang [384] | 1-6,0-6 | |
| ITF - W35 Wesley Chapel | 02/09 14:50 | 27 | Panna Bartha v Lia Karatancheva | Retired | |
| ITF - W35 Wesley Chapel | 02/08 16:25 | 26 | [478] Katrina Scott v Lia Karatancheva [351] | 1-6,2-6 | |
| ITF - W35 Wesley Chapel | 02/06 20:00 | 25 | [351] Lia Karatancheva v Grace Min [285] | 2-6,6-3,6-2 | |
| ITF - W75 Vero Beach | 01/23 18:00 | 54 | Irina Ramialison v Lia Karatancheva | Walkover | |
| ITF - W35 Naples | 01/16 19:25 | 25 | [286] Varvara Lepchenko v Lia Karatancheva [497] | 6-0,6-3 | |
| ITF - W35 Naples | 01/09 17:00 | 25 | [498] Lia Karatancheva v Tiphanie Lemaitre [402] | 6-3,6-7,4-6 | |
| ITF W80 Tyler | 10/24 20:55 | 25 | [457] Lia Karatancheva v Rencheli, Abigail [358] | 3-6,2-6 | |
| ITF W80 Macon | 10/16 16:20 | 54 | Lia Karatancheva v Akasha Urhobo | 2-6,3-6 | |
| ITF W40 Kursumlijska Banja | 09/26 09:00 | 24 | [303] Francesca Curmi v Lia Karatancheva [466] | 7-6,6-4 | |
| ITF W40 Kursumlijska Banja | 09/25 14:35 | 54 | [461] Pia Lovric v Lia Karatancheva [466] | 6-1,4-6,1-6 | |
| ITF W40 Kursumlijska Banja | 09/24 07:30 | 54 | Andrea Obradovic v Lia Karatancheva | Retired | |
| ITF W40 Pazardzhik | 09/22 07:00 | 27 | [301] Cristina Dinu v Lia Karatancheva [501] | 6-1,6-0 | |
| ITF W40 Pazardzhik | 09/21 07:00 | 26 | [415] Lois Boisson v Lia Karatancheva [501] | 5-7,6-7 | |
| ITF W40 Pazardzhik | 09/19 06:30 | 25 | [501] Lia Karatancheva v Suzan Lamens [239] | 6-3,6-2 | |
| ITF W40 Pazardzhik | 09/18 08:35 | 54 | Lia Karatancheva v Luca Udvardy | Walkover | |
| ITF W40 Pazardzhik | 09/17 10:00 | 54 | Lia Karatancheva v Defne Cirpanli | 7-5,6-1 | |
| ITF W25 Varna | 09/12 08:05 | 25 | Chantal Sauvant v Lia Karatancheva | 4-6,6-2,6-4 |