Preceded by:
NoneSucceeded by:
Indefatigable (1911)| Ship | Code | Builder | Laid | Launch | Comm | Decomm | Fate | ||
 |
Indomitable | Fairfield | 01/03/1906 | 16/03/1907 | 25/06/1908 | 31/03/1920 | Sold/Scrapped | ||
|
Invincible † | Armstrong | 02/04/1906 | 13/04/1907 | 20/03/1909 | 31/05/1916 | † | Loss by surface ship | |
|
Inflexible | John Brown | 05/02/1906 | 26/06/1907 | 20/10/1908 | 31/03/1920 | Sold/Scrapped |