Krosby is a distinctive boys' name in United States, ranking #13247 in 2019 with 5 recorded births. This places Krosby in the bottom 6% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2015 with 16 births ranking #5637. In 2019, approximately 1 in every 358,672 boys born was named Krosby. RISING Recent data shows the name is currently rising.