At its height in 2024, Leonie reached #2,443 nationally — 74 babies received it that single year. Its strongest stretch was the 2020s — particularly the decade right around the peak. Today, Leonie is a less common but recognizable name in U.S. records (ranked #2,932) with about 58 babies named Leonie each year. Leonie's usage has held roughly steady recently. In all, around 2,150 babies have been registered as Leonie since 1880.