Ro-1
# Ro-1

Ro-1 may refer to:

* Japanese submarine Ro-1, an Imperial Japanese Navy submarine commissioned in 1920 and stricken in 1932
* Romeo Ro.1, an Italian license-built version of the Fokker C.V aircraft
* Type F submarine, an Imperial Japanese Navy submarine class whose F1 subclass sometimes is called the Ro-1 class
