Recorded 1880–2025 · United States
Lennie was most popular in 1921, when 147 American babies were given the name — ranking #1,091 that year. In 2025 it ranked #4,226, with 77 births. Across 1880–2025 the Social Security Administration has recorded 7,725 people named Lennie.
See Lennie on the interactive charts
Source: U.S.A. Social Security Administration. Years 1880–2025. namelegacy.org