What does Kennedy mean?
Kennedy \k(e)-nne-dy\ as a boys' name (also used more generally as girls' name Kennedy) is pronounced KEN-a-dee. It is of Irish and Gaelic origin, and the meaning of Kennedy is "helmet head; ugly head". From Cinnéidigh. Use as a given name may be inspired by President John F. Kennedy. Violinist Nigel Kennedy.
Kennedy is a rare first name for men but a very popular surname for all people (#130 out of 150436, Top 1%). (2000 U.S. Census)
Charted below is the baby name popularity of Kennedy for boys. Kennedy entered the list in 1960-1969 and reached its apex rank of #748 in the U.S. then, but is not found in the list currently. (2014 Birth Statistics)