Its strongest stretch was the 1910s — when Lucile was at its most popular. At its height in 1917, Lucile reached #142 nationally — 1,516 babies received it that single year. Today, Lucile is a less common but recognizable name in U.S. records (ranked #4,468) with about 33 babies named Lucile each year. Lucile's usage has held roughly steady recently. In all, around 34,956 babies have been registered as Lucile since 1880.