Selby is a distinctive girls' name in United States, ranking #10483 in 2006 with 11 recorded births. The name reached its all-time peak in 1997 with 15 births ranking #6432. Since 1996, the popularity has increased by 120.0%. In 2006, approximately 1 in every 172,825 girls born was named Selby. FALLING Recent data shows the name is currently falling.