Reghan is a distinctive girls' name in United States, ranking #3175 in 2003 with 47 recorded births. The name reached its all-time peak in 2005 with 54 births ranking #2998. Since 1996, the popularity has increased by 62.1%. In 2003, approximately 1 in every 38,873 girls born was named Reghan. FALLING Recent data shows the name is currently falling.