Rosco is a distinctive boys' name in United States, ranking #9590 in 2007 with 8 recorded births. This places Rosco in the bottom 33% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2024 with 13 births ranking #6728. In 2007, approximately 1 in every 259,404 boys born was named Rosco. RISING Recent data shows the name is currently rising.