Nairobi is a distinctive girls' name in United States, ranking #13224 in 1997 with 6 recorded births. This places Nairobi in the bottom 18% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2021 with 242 births ranking #1043. Since 1996, the popularity has decreased by 45.5%. In 1997, approximately 1 in every 290,110 girls born was named Nairobi. FALLING Recent data shows the name is currently falling.