| ITF W80 Nur-Sultan | 07/17 07:45 | 25 | Natalija Kostic v Dariya Detkovskaya | 6-1,6-4 | |
| ITF W60 - Versmold | 07/10 11:00 | 25 | [171] Ankita Raina v Natalija Kostic [253] | 6-1,7-6 | |
| ITF W25 - Stuttgart | 07/05 13:20 | 27 | [160] Barbara Haas v Natalija Kostic [253] | 6-1,6-1 | |
| ITF W25 - Stuttgart | 07/04 12:40 | 26 | Emily Seibold v Natalija Kostic | 4-6,7-5,2-6 | |
| ITF W25 - Stuttgart | 07/03 09:00 | 25 | [405] Leonie Kung v Natalija Kostic [253] | 4-6,2-6 | |
| ITF W25 - Tarvisio | 06/27 08:30 | 26 | Bianca Turati v Natalija Kostic | 7-6,6-4 | |
| ITF W25 - Tarvisio | 06/25 12:25 | 25 | Beatrice Lombardo v Natalija Kostic | 6-4,6-7,1-6 | |
| ITF W100 Manchester | 06/10 14:50 | 45 | [250] Natalija Kostic v Samantha Murray [466] | 7-6,2-6,6-10 | |
| ITF W100 Manchester | 06/10 10:00 | 45 | Natalija Kostic v Victoria Allen | 7-6,7-5 | |
| ITF - W25 Incheon | 06/01 03:00 | 28 | [189] Na-Lae Han v Natalija Kostic [304] | 6-2,6-2 | |
| ITF - W25 Incheon | 05/31 02:00 | 27 | [304] Natalija Kostic v Chanel Simmonds [417] | 6-3,6-1 | |
| ITF - W25 Incheon | 05/30 02:00 | 26 | Natalija Stevanovic v Anastasia Sukhotina | 6-2,6-1 | |
| ITF - W25 Incheon | 05/29 01:00 | 25 | Natalija Kostic v Eunhye Lee | 6-4,6-0 | |
| ITF W25 - Goyang | 05/26 04:00 | 29 | [319] Maia Lumsden v Natalija Kostic [304] | 3-6,2-6 | |
| ITF W25 - Goyang | 05/25 03:00 | 28 | [304] Natalija Kostic v Jennifer Elie [465] | 4-6,6-0,7-6 | |
| ITF W25 - Goyang | 05/24 02:00 | 27 | [405] Chanel Simmonds v Natalija Kostic [304] | 6-7,3-6 | |
| ITF W25 - Goyang | 05/23 02:00 | 26 | Anastasia Sukhotina v Natalija Kostic | 2-6,1-6 | |
| ITF W25 - Goyang | 05/22 03:25 | 25 | Emily Fanning v Natalija Kostic | 6-7,3-6 | |
| ITF - W25 Changwon | 05/16 01:00 | 26 | [349] Chanel Simmonds v Natalija Kostic [299] | 7-6,6-1 | |
| ITF - W25 Changwon | 05/15 01:00 | 25 | Subin Park v Natalija Kostic | Retired | |
| ITF W25 Khimki | 05/01 09:40 | 25 | [361] Ekaterina Kazionova v Natalija Kostic [292] | Retired | |
| ITF W25 Andijan | 04/24 05:00 | 25 | Riya Bhatia v Natalija Kostic | 6-4,6-4 | |
| WTA - Bogota | 04/06 15:30 | 45 | [275] Natalija Kostic v Kristie Ahn [190] | 5-7,6-2,0-6 | |
| WTA - Monterrey | 03/30 16:00 | 45 | [138] Monica Niculescu v Natalija Kostic [275] | 7-6,6-2 | |
| WTA - Guadalajara | 03/12 23:45 | 25 | [92] Magda Linette v Natalija Kostic [284] | 6-1,6-3 | |
| WTA - Guadalajara | 03/10 17:00 | 46 | [284] Natalija Kostic v Katarina Zavatska [173] | 6-4,6-3 | |
| WTA - Guadalajara | 03/09 17:00 | 45 | [87] Oksana Kalashnikova v Natalija Kostic [284] | 4-6,1-6 | |
| WTA - Guadalajara | 03/09 17:00 | 45 | [124] Anhelina Kalinina v Natalija Kostic [284] | Cancelled | |
| ITF W25 Irapuato | 03/08 02:45 | 26 | [177] Katie Swan v Natalija Kostic [284] | 6-2,6-4 | |
| ITF W25 Irapuato | 03/06 22:20 | 25 | [293] Gail Brodsky v Natalija Kostic [284] | 1-6,6-3,3-6 |
Wikipedia - Natalija Kostić
Natalija Kostić (Servisch: Наталија Костић, Niš, 25 juli 1994) is een tennisspeelster uit Servië. Zij begon op vijfjarige leeftijd met het spelen van tennis. Haar favoriete ondergrond is gras. Zij speelt rechtshandig en heeft een tweehandige backhand. Zij is actief in het internationale tennis sinds 2009. Sinds medio augustus 2021 staat zij bij de WTA ingeschreven als Natalija Stevanović.