There is one place named Rock Island in Ireland.
All places in the world called "Rock Island".
Milltown (15)
Newtown (12)
Grange (10)
Castletown (10)
New Bridge (9)
Cappagh (8)
Kill (7)
Kilmore (7)
Raheen (7)
Cashel (6)
Drinagh (6)
Johnstown (6)
Ballynamona (6)
Graigue (6)
Newcastle (6)
Whitechurch (6)
Churchtown (6)
Kilmurry (6)
Brockagh (6)
Rathmore (5)
Rossmore (5)
Ardagh (5)
Corbally (5)
Inch (5)
Knock (5)
Lecarrow (5)
Newbridge (5)
Aglish (5)
Kilbride (5)
Knockbrack (5)