Preceded by:
NoneSucceeded by:
None| Ship | Code | Builder | Laid | Launch | Comm | Decomm | Fate | ||
 |
Indomito | ID | Pattison | 06/1910 | 10/05/1912 | 01/1913 | 07/1937 | Struck | |
|
Impavido | IV | Pattison | 01/01/1911 | 22/03/1913 | 11/1913 | 09/1937 | Struck | |
|
Impetuoso † | Pattison | 12/1910 | 23/07/1913 | 05/1914 | 10/07/1916 | † | Loss by submarine | |
|
Insidioso | IS | Pattison | 07/1912 | 30/09/1913 | 07/1914 | 10/09/1943 | Captured/Surrendered | |
|
Intrepido † | Pattison | 01/06/1910 | 07/08/1912 | 06/02/1913 | 04/12/1915 | † | Loss by mine | |
|
Irrequieto | IR | Pattison | 06/1910 | 12/12/1912 | 06/1913 | 10/1937 | Struck | |
| Indomito (Ardito): | |||||||||
|
Ardito | AI | Orlando | 02/1912 | 20/10/1912 | 11/1913 | 10/1931 | Struck | |
|
Ardente | AE | Orlando | 03/1912 | 15/12/1912 | 04/1914 | 03/1937 | Struck | |
| Ship | Code | Former | Code | Comm | Decomm | Fate | |||
 |
TA-21 Wildfang † |  |
Insidioso | IS | 10/09/1943 | 05/11/1944 | † | Loss by aircraft |