What does the name Kennedy mean? The meaning of the name Kennedy is Ugly Head. The origin of the name Kennedy is Irish. This is the culture in which the name originated, or in the case of a word, the language.
Alternate spellings: Kennedi
People who like the name Kennedy also like: Liam
, Landon Charlotte
Name Notes: From the Celtic "O Cinneide" which meant ugly or misshapen head (from a helmet). John F. Kennedy, U.S. president.