Mckennon is a distinctive boys' name in United States, ranking #7887 in 2011 with 10 recorded births. The name reached its all-time peak in 2010 with 14 births ranking #6260. Since 1996, the popularity has increased by 66.7%. In 2011, approximately 1 in every 189,899 boys born was named Mckennon. FALLING Recent data shows the name is currently falling.