Connor is a more popular spelling than Conor in the UK and the USA
Constantine was in the Top 1000 American male names consistently from 1910 to 1993, with a high rank of 618 in 1919
Corbin has consistently been in the Top 300 American male names since 2006, coming in at No. 217 in 2013.
Cordell came close to the Top 500 names from 1996-1999, ranking highest in 1998 at No 531
Cornelius was consistently a Top 500 American baby boy name for 110 years — from 1880 through 1990.
Cosimo is particularly prevalent in Apulia, a region of Italy that lies along the heel of “the boot” on a map
Creed was a Top 1000 Baby Name for boys in the USA in 9 years, with its highest rank at No. 713 in 1884