Reghan is a distinctive girls' name in United States, ranking #4284 in 2010 with 35 recorded births. The name reached its all-time peak in 2005 with 54 births ranking #2998. Since 1996, the popularity has increased by 20.7%. In 2010, approximately 1 in every 50,781 girls born was named Reghan. FALLING Recent data shows the name is currently falling.