At its height in 1958, Bonny reached #608 nationally — 269 babies received it that single year. Its strongest stretch was the 1950s — particularly the decade right around the peak. Today, Bonny is a rare name in U.S. records with about 7 babies named Bonny each year. Bonny's usage has held roughly steady recently. In all, around 6,468 babies have been registered as Bonny since 1880.