Italian ship Ramb IV was created in 1940.
Tantive IV.
The Tantive IV
Iris IV was created in 1990.
Eulogy IV was created in 2004.
UltraSPARC IV was created in 2005.
Decalogue IV was created in 1988.
Toto IV was created in 1981.
The TV IV was created in 2005.
Cerrone IV was created in 1978.
Phase IV was created in 1974.
Cyborg IV was created in 1975.
KTL IV was created in 2009.