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Davis Сup Group I Tenis. Oynanan Costoulas Sofia. Sezon 2026
Ülke 
Belçika. Sıralaması WTA 155.
Belçika. Sıralaması WTA 155. WTA - US Open | ||||
|---|---|---|---|---|
| 27.08.2026 | Elemeler - 2. Hafta | Kalieva Elvina — Costoulas Sofia | 2:1 (3:6, 6:3, 6:4) |
|
| 26.08.2026 | Elemeler - 1. Hafta | Costoulas Sofia — Ruggeri Jennifer | 2:0 (7:5, 6:4) |
|
 WTA - J&S Cup | ||||
| 04.08.2026 | İlk hafta | Knutson Gabriela Andrea — Costoulas Sofia | 2:0 (6:2, 6:4) |
|
 WTA - Vancouver | ||||
| 30.07.2026 | İkinci hafta | Costoulas Sofia — Inglis Maddison | 0:2 (3:6, 3:6) |
|
| 29.07.2026 | İlk hafta | Cabrera Lizette — Costoulas Sofia | 0:2 (2:6, 2:6) |
|
 WTA - ECM Prague Open | ||||
| 19.07.2026 | Çeyrek - Final | Costoulas Sofia — Aksu Ayla | 2:0 (7:5, 6:2) |
|
| 18.07.2026 | Elemeler - 1. Hafta | Costoulas Sofia — Hibino Nao | 2:1 (6:7, 7:5, 6:4) |
|
 WTA - | ||||
| 14.07.2026 | İlk hafta | Valentova Tereza — Costoulas Sofia | 2:0 (6:1, 6:2) |
|
 WTA - Wimbledon | ||||
| 23.06.2026 | Elemeler - 1. Hafta | Hunter Storm — Costoulas Sofia | 2:0 (7:5, 6:4) |
|
 WTA - | ||||
| 03.06.2026 | İkinci hafta | Pieri Tatiana — Costoulas Sofia (Retired) | 1:1 (1:6, 2:3) |
|
 WTA - French Open | ||||
| 21.05.2026 | Çeyrek - Final | Guo Hanyu — Costoulas Sofia | 2:0 (6:3, 6:4) |
|
| 20.05.2026 | Elemeler - 2. Hafta | Costoulas Sofia — Hontama Mai | 2:0 (6:4, 6:3) |
|
| 18.05.2026 | Elemeler - 1. Hafta | Costoulas Sofia — Mrdeza Tereza | 2:0 (6:0, 6:2) |
|
 WTA - Istanbul Cup | ||||
| 05.05.2026 | İlk hafta | Ristic Mia — Costoulas Sofia (Retired) | 1:1 (2:6, 5:5) |
|
| WTA - Saint-Malo | ||||
| 01.05.2026 | Çeyrek - Final | Uchijima Moyuka — Costoulas Sofia | 2:0 (6:4, 6:1) |
|
| 29.04.2026 | İkinci hafta | Costoulas Sofia — Jeanjean Leolia | 2:1 (4:6, 7:6, 6:1) |
|
| 28.04.2026 | İlk hafta | Costoulas Sofia — Aksu Ayla | 2:0 (7:5, 7:6) |
|
 WTA - Copa Colsanitas Seguros Bolivar | ||||
| 31.03.2026 | İlk hafta | Vandewinkel Hanne — Costoulas Sofia | 2:1 (6:3, 2:6, 6:3) |
|
| WTA - | ||||
| 20.02.2026 | Çeyrek - Final | Ferro Fiona — Costoulas Sofia | 2:0 (6:4, 6:3) |
|
 WTA - Australian Open | ||||
| 13.01.2026 | Elemeler - 1. Hafta | Costoulas Sofia — Tararudee Lanlana | 0:2 (4:6, 3:6) |
|
 WTA - | ||||
| 29.01.2026 | Çeyrek - Final | Prozorova Tatiana — Costoulas Sofia | 2:1 (4:6, 6:2, 6:4) |
|
| 28.01.2026 | İkinci hafta | Costoulas Sofia — Ma Yexin | 2:0 (6:2, 6:4) |
|
 WTA - ASB Classic | ||||
| 09.01.2026 | Çeyrek - Final | Jovic Iva — Costoulas Sofia | 2:0 (6:2, 7:6) |
|
| 07.01.2026 | İkinci hafta | Costoulas Sofia — Quevedo Kaitlin | 2:0 (6:2, 6:0) |
|
| 05.01.2026 | İlk hafta | Costoulas Sofia — Osuigwe Whitney | 2:1 (6:4, 3:6, 6:1) |
|
| 04.01.2026 | Çeyrek - Final | Costoulas Sofia — Erjavec Veronika | 2:1 (6:3, 4:6, 6:3) |
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