| Place name (English): | Ischia |
| Place name (local language): | |
| Place name (alt. local language): | |
| Place name (older spelling): | |
| Place name (other common spelling/language): | |
| Place type: | municipality |
| Is in the area of: | Province of Naples |
| Note: |
| 1 | Beatrice of Naples (1457-23 September 1508) |
| 2 | Mariano Marzano (-1494), Principe di Rossano, parents: Giovanni Antonio Marzano and Cobella Ruffo |