Tiffney is a distinctive girls' name in United States, ranking #11310 in 1999 with 8 recorded births. The name reached its all-time peak in 1996 with 9 births ranking #9533. Since 1996, the popularity has decreased by 11.1%. In 1999, approximately 1 in every 221,723 girls born was named Tiffney. FALLING Recent data shows the name is currently falling.