Timberly is a distinctive girls' name in United States, ranking #6816 in 2006 with 19 recorded births. The name reached its all-time peak in 1996 with 23 births ranking #4575. Since 1996, the popularity has decreased by 17.4%. In 2006, approximately 1 in every 100,056 girls born was named Timberly. FALLING Recent data shows the name is currently falling.