Tadei is a very rare variant of Tate that was first reported in SSA data in 2023 and is quickly gaining ground.
Tadei is a boy name. In 2025 it ranked #10,546 for boy births in the United States (and #21,778 across all names), given to 7 babies. Tadei was first reported in SSA data in 2023 and peaked in 2024 (11 births).
Boys named Tadei per year · hover for count and boys rank · Source: U.S. Social Security Administration, national data 2023–2025 · U.S.+territories from SSA territory files (1998–2025) · SSA publishes a name only in years it was given to at least 5 babies, so a name may have been in use before — or between — the years shown here