Spanish submarine Isaac Peral is the name used by four submarines in the Spanish navy after captain and submarine pioneer Isaac Peral.

• Isaac Peral (A-0) was an American-made submarine in commission between 1917 and 1932
• Isaac Peral (C-1) was in commission between 1928 and 1950
• Isaac Peral (S-32), was a Balao-class submarine used during World War II; updated to Guppy IIA, and in commission between 1971 and 1987
• Isaac Peral (S-81) is an S-80-class submarine currently under construction

See also

• Spanish submarine Peral was an experimental submarine in commission between 1888 and 1890

List of ships with the same or similar names

This article includes a list of ships with the same or similar names. If an internal link for a specific ship led you here, you may wish to change the link to point directly to the intended ship article, if one exists.