In 2025, 12 US boys were named Lambert, making it the 7,033rd most common boys’ name of the year, up 2,471 places from #9,504 in 2024. That is 4 more than the 8 boys named Lambert in 2024. Its best rank for boys was #570, reached in 1900. The most boys given the name in a single year was 98, in 1918. For comparison, it was #5,894 in 2015 and #1,305 in 1950.
Social Security card records list Lambert in 141 years of the 146 from 1880 to 2025, starting in 1881 with 9 babies. In all, 3,515 US babies have been given the name, all of them boys. Its busiest decade was the 1920s, with 666 babies named Lambert.
Over the 10 years from 2016 to 2025, 107 US boys were named Lambert; the busiest of those years was 2017, with 18. In 2025 that was about 1 in 142,340 of the boys in SSA’s list for the year.
Rarer spellings such as Lamberto are summarised on this page.
Meaning
Meaning not yet researched.
We publish a meaning only with a cited source and a confidence label, and never generate one. Meanings are being researched for the most common names first.
Wikidata records this spelling as a given name in Dutch. That is where the name is used, not necessarily where it comes from.