Meaning and name origin
Kavanaugh \k(a)-vanau-gh, kav(a)-naugh\ as a boy's name (also used as girl's name Kavanaugh), is of Irish and Gaelic origin, and the meaning of Kavanaugh is "follower of Kevin". Kavanaugh is a variant of Cavanagh (Irish, Gaelic): an Irish surname. Also a variant of Kavanagh (Irish, Gaelic).
Kavanaugh has 1 variant form: Cavanaugh.
Kavanaugh is not a popular first name for males but a very popular surname or last name for all people (#7325 out of 88799, Top 8%) (Source: 2000 U.S. Population Census).
Displayed below is the baby name popularity of the name Kavanaugh for boys. Kavanaugh has not been ranked in the Top 1000/100 so far. (Source: 2014 Birth Name Statistics).