What does Kennedy mean?
Kennedy /ken-ne-dy/ [3 sylls.] 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".
How popular is 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)