Clifford is a distinctive boys' name in United States, ranking #1414 in 2014 with 119 recorded births. The name reached its all-time peak in 1996 with 356 births ranking #538. Since 1996, the popularity has decreased by 66.6%. In 2014, approximately 1 in every 16,138 boys born was named Clifford. RISING Recent data shows the name is currently rising.