Meaning and name origin
Kennedy \k(e)-nne-dy\ as a boy's name (also used as girl's 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 not a popular first name for males but a very popular surname or last name for all people (#137 out of 88799, Top 1%) (2000 U.S. Census).
Displayed below is the baby name popularity of the name Kennedy for boys. Kennedy reached its highest rank of #748 in the U.S. in 1960-1969. (2014 statistics).