Sully is a distinctive boys' name in United States, ranking #9116 in 1997 with 6 recorded births. This places Sully in the bottom 16% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2011 with 42 births ranking #2843. Since 1996, the popularity has decreased by 60.0%. In 1997, approximately 1 in every 314,182 boys born was named Sully. RISING Recent data shows the name is currently rising.