Canada: W75 Toronto - Singles - Main
Dominican Republic: W35 Uvero Alto, Punta Cana - Singles - Main
Portugal: Porto - Singles - Qualification
Germany: W50 Aschaffenburg - Singles - Main
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Sieg Madison Stats, Results & Fixtures
- Show:
 Netherlands: W35 The Hague - Singles - Main | |||||||
|---|---|---|---|---|---|---|---|
| 1/8-finals | Visscher S. J. | Sieg M. | 2:0 (6:2, 6:2) | details | 18.02.2026 | ||
| 1/16-finals | Sieg M. | Rey Garcia A. | 2:0 (6:1, 6:2) | details | 17.02.2026 | ||
| USA: W50 Orlando, FL - Singles - Main | |||||||
| 1/16-finals | Scott K. | Sieg M. | 2:0 (6:3, 6:2) | details | 04.02.2026 | ||
| USA: W100 San Diego, CA - Singles - Main | |||||||
| 1/8-finals | Stoiana M. | Sieg M. | 2:0 (6:4, 6:1) | details | 29.01.2026 | ||
| 1/16-finals | Sieg M. | Smith A. | 2:0 (6:4, 6:3) | details | 28.01.2026 | ||
- Show:
 Finland: W50 Helsinki - Doubles - Main | |||||||
|---|---|---|---|---|---|---|---|
| Quarter-finals | Appleton E./Hruncakova V. | Allen V./Sieg M. | 2:0 (6:1, 6:1) | details | 05.03.2026 | ||
| 1/8-finals | Allen V./Sieg M. | Aikawa M./Dittmann G. M. | 2:0 (6:4, 6:0) | details | 03.03.2026 | ||
| Netherlands: W35 The Hague - Doubles - Main | |||||||
| Quarter-finals | Firman A./Sieg M. | Ivanov V./Munk Mortensen R. | 0:2 (65:7, 64:7) | details | 18.02.2026 | ||
| 1/8-finals | Guth M./Niemeier J. | Firman A./Sieg M. | 0:2 (4:6, 2:6) | details | 16.02.2026 | ||
| USA: W100 San Diego, CA - Doubles - Main | |||||||
| Semi-finals | Harrison C./Hewitt D. | Cayetano E./Sieg M. | 2:1 (5:7, 6:4, 10:8) | details | 30.01.2026 | ||
