| Squad | Appearances | ||
| sorting |
| Goalkeeper | ||||||
|---|---|---|---|---|---|---|
| Ascanio Assirelli |
|
Italy | 27/03/1920 | ||
| Midfielder | ||||||
| Felice Arienti |
|
Italy | 24/01/1917 | ||
| Forward | ||||||
| Mario Degrassi |
|
Italy | 22/01/1919 | ||
| Ottavio Morgia |
|
Italy | 18/09/1920 | ||
| Giuseppe Pucci |
|
Italy | 11/08/1921 | ||
![ACN Siena 1904 [U16]](https://s.hs-data.com/bilder/wappen/mini/41762.gif?fallback=png "ACN Siena 1904 [U16]"){kind=small}
![ACN Siena 1904 [Youth]](https://s.hs-data.com/bilder/wappen/mini/14399.gif?fallback=png "ACN Siena 1904 [Youth]"){kind=small}
![ACN Siena 1904 [Youth B]](https://s.hs-data.com/bilder/wappen/mini/41760.gif?fallback=png "ACN Siena 1904 [Youth B]"){kind=small}
![ACN Siena 1904 [Youth C]](https://s.hs-data.com/bilder/wappen/mini/41761.gif?fallback=png "ACN Siena 1904 [Youth C]"){kind=small}
