Sundai is a very rare girls' name that has climbed to its highest level yet, peaking in 2023.
Sundai is a girl name. In 2025 it ranked #13,038 for girl births in the United States (and #21,764 across all names), given to 7 babies. Sundai was first reported in SSA data in 1966 and peaked in 2023 (13 births).
Girls named Sundai per year · hover for count and girls rank · Source: U.S. Social Security Administration, national data 1966–2025 · 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