Definition of Ferdinand I
1016(or 1018)–1065 the Great king of Castile (1035–65); of León (1037–65)
From the M-W Editors
Ferdinand I
biographical name
Fer·di·nand I
Definition of Ferdinand I
1503–1564 Holy Roman emperor (1558–64)
Ferdinand I
biographical name
Fer·di·nand I
Definition of Ferdinand I
1861–1948 king of Bulgaria (1908–18)
Learn More about ferdinand i
-
Britannica.com: Encyclopedia article about Ferdinand I
Seen and Heard
What made you want to look up Ferdinand I? Please tell us where you read or heard it (including the quote, if possible).
Writing? Check your grammar now!