Honey ___, Rose Kennedy's dad

• Irish surname starter
• Irish name part
• Irish name prefix

Wikipedia Word definitions in Wikipedia
Fitz is a prefix to patronymic surnames of Anglo-Norman origin. Fitz may also refer to:

Douglas Harper's Etymology Dictionary Word definitions in Douglas Harper's Etymology Dictionary
Anglo-French fitz , from Old French fils , from Latin filius "son of" (see filial ); used regularly in official rolls and hence the first element of many modern surnames; in later times used of illegitimate issue of royalty.

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Fitz \Fitz\, n. [OF. fils, filz, fiz, son, F. fils, L. filius. See Filial .] A son; -- used in compound names, to indicate paternity, esp. of the illegitimate sons of kings and princes of the blood; as, Fitzroy, the son of the king; Fitzclarence, the son ...