At its height in 1972, Nicki reached #736 nationally — 190 babies received it that single year. Its strongest stretch was the 1970s — particularly the decade right around the peak. Today, Nicki is a rare name in U.S. records with about 8 babies named Nicki each year. Nicki's usage has fallen in recent decades. In all, around 6,380 babies have been registered as Nicki since 1880.