| Squad | Appearances | ||
| sorting |
| Giovanni Civili |
|
Italy | 17/11/1919 | ||
| Midfielder | ||||||
| Mario Semoli |
|
Italy | 18/01/1921 | ||
| Forward | ||||||
| Gerardo Bernard |
|
Italy | 28/03/1921 | ||
![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}
