Clifford is a distinctive boys' name in United States, ranking #1171 in 2017 with 160 recorded births. The name reached its all-time peak in 1996 with 356 births ranking #538. Since 1996, the popularity has decreased by 55.1%. In 2017, approximately 1 in every 11,564 boys born was named Clifford. RISING Recent data shows the name is currently rising.