Robby is a distinctive boys' name in United States, ranking #2861 in 2010 with 42 recorded births. The name reached its all-time peak in 1996 with 61 births ranking #1610. Since 1996, the popularity has decreased by 31.1%. In 2010, approximately 1 in every 45,676 boys born was named Robby. FALLING Recent data shows the name is currently falling.