RB LeipzigCon el Red Bull Salzburgo, Seiwald ganó múltiples títulos de la Bundesliga austriaca y la Copa de Austria. A nivel individual, fue reconocido como uno de los mejores jóvenes talentos de la liga austriaca.
Nicolas Seiwald es un centrocampista defensivo austriaco que actualmente juega para el RB Leipzig. Inició su carrera en el FC Liefering antes de unirse al Red Bull Salzburgo, donde se destacó en la Bundesliga austriaca y en competiciones europeas. Su talento lo llevó a ser convocado con la selección absoluta de Austria, participando en la Eurocopa 2024.
Seiwald es un centrocampista defensivo con gran capacidad de recuperación de balón y excelente visión de juego. Destaca por su inteligencia táctica, su habilidad para romper líneas con pases precisos y su solidez defensiva. Su principal debilidad es la falta de experiencia en las grandes ligas, aunque su juventud y proyección lo convierten en un jugador prometedor.
| Season | Comp | Apps | G | A | YC | RC | Min |
|---|---|---|---|---|---|---|---|
| 25/26 | Bundesliga | 33 | 0 | 2 | 2 | 0 | 2704 |
| 25/26 | International Friendlies | 3 | 1 | 0 | 0 | 0 | 209 |
| 25/26 | DFB-Pokal | 4 | 0 | 0 | 1 | 0 | 342 |
| 24/25 | UEFA Nations League B | 6 | 0 | 1 | 0 | 0 | 540 |
| 24/25 | Bundesliga | 30 | 0 | 0 | 2 | 0 | 2080 |
| 24/25 | DFB-Pokal | 4 | 0 | 0 | 2 | 0 | 271 |
| 24/25 | UEFA Champions League | 7 | 0 | 1 | 0 | 0 | 405 |
| 23/24 | Bundesliga | 21 | 0 | 2 | 1 | 0 | 707 |
| 23/24 | International Friendlies | 6 | 0 | 0 | 1 | 0 | 540 |
| 23/24 | Franz-Beckenbauer-Supercup | 1 | 0 | 0 | 0 | 0 | 90 |
| 23/24 | DFB-Pokal | 1 | 0 | 0 | 0 | 0 | 65 |
| 23/24 | UEFA Champions League | 4 | 0 | 0 | 0 | 0 | 272 |
| 22/23 | UEFA Nations League A | 6 | 0 | 0 | 1 | 0 | 495 |
| 22/23 | ÖFB-Cup | 4 | 0 | 1 | 0 | 0 | 345 |
| 22/23 | International Friendlies | 1 | 0 | 0 | 1 | 0 | 90 |
| 22/23 | European Qualifiers | 8 | 0 | 0 | 1 | 0 | 720 |
| 22/23 | UEFA Europa League | 2 | 0 | 0 | 0 | 0 | 165 |
| 22/23 | UEFA Champions League | 6 | 1 | 0 | 0 | 0 | 540 |
| 22/23 | Bundesliga | 31 | 3 | 2 | 3 | 0 | 2588 |
| 21/22 | UEFA European Under-21 Championship Qualifying | 6 | 1 | 0 | 1 | 0 | 530 |
| 21/22 | World Cup Qualification Playoffs | 1 | 0 | 0 | 0 | 0 | 90 |
| 21/22 | ÖFB-Cup | 5 | 1 | 0 | 0 | 0 | 408 |
| 21/22 | International Friendlies | 0 | 0 | 0 | 0 | 0 | 0 |
| 21/22 | UEFA Champions League Qualifying | 2 | 0 | 0 | 0 | 0 | 180 |
| 21/22 | UEFA Champions League | 8 | 0 | 1 | 2 | 0 | 650 |
| 21/22 | Bundesliga | 32 | 0 | 9 | 3 | 0 | 2417 |
| 2025 | World Cup Qualifiers (Europe) | 8 | 0 | 1 | 0 | 0 | 707 |
| 2025 | UEFA Nations League Play-off | 2 | 0 | 0 | 0 | 0 | 180 |
| 2024 | UEFA Euro | 4 | 0 | 0 | 0 | 0 | 360 |
| 2021 | World Cup Qualifiers (Europe) | 2 | 0 | 0 | 0 | 0 | 162 |
| 20/21 | ÖFB-Cup | 3 | 0 | 0 | 0 | 0 | 43 |
| 20/21 | International Friendlies | 3 | 1 | 0 | 0 | 0 | 140 |
| 20/21 | UEFA Europa League | 0 | 0 | 0 | 0 | 0 | 0 |
| 20/21 | UEFA Champions League Qualifying | 0 | 0 | 0 | 0 | 0 | 0 |
| 20/21 | UEFA Champions League | 0 | 0 | 0 | 0 | 0 | 0 |
| 20/21 | 2. Liga | 11 | 2 | 3 | 2 | 0 | 982 |
| 20/21 | Bundesliga | 15 | 0 | 2 | 1 | 0 | 549 |
| 19/20 | 2. Liga | 23 | 3 | 4 | 2 | 0 | 2046 |
| 19/20 | UEFA Youth League | 10 | 3 | 2 | 3 | 0 | 785 |
| 18/19 | ÖFB Jugendliga U18 | 21 | 2 | 0 | 1 | 0 | 1851 |
| 18/19 | International Friendlies | 1 | 0 | 0 | 0 | 0 | 64 |
| 18/19 | 2. Liga | 3 | 0 | 0 | 0 | 0 | 108 |
| 17/18 | UEFA European Under-17 Championship qualification | 6 | 0 | 0 | 0 | 0 | 262 |
| 17/18 | ÖFB Jugendliga U16 | 1 | 0 | 0 | 0 | 0 | 67 |
| 17/18 | ÖFB Jugendliga U18 | 21 | 0 | 0 | 3 | 0 | 1659 |
| 17/18 | International Friendlies | 3 | 0 | 0 | 0 | 0 | 154 |
| 16/17 | ÖFB Jugendliga U16 | 18 | 3 | 0 | 1 | 0 | 1262 |
| 15/16 | International Friendlies | 2 | 1 | 0 | 0 | 0 | 55 |