Meaning and history
Kourtney is a variant of Courtney. Like Courtney, it declined in popularity in the 1990s, but it was briefly revived after 2007 by television personality Kourtney Kardashian (1979–), who began appearing on the reality show Keeping Up with the Kardashians.
Kourtney moved from #721 to #853 for girls between 2012 and 2013. Its highest annual birth count came in 1990, with 646 births.