Lukai is a very rare variant of Luke that peaked in 2023 and remains in steady use.
Lukai is a boy name. In 2025 it ranked #11,478 for boy births in the United States (and #23,668 across all names), given to 6 babies. Lukai first appears in 2019 and peaked in 2023 (9 births).
Boys named Lukai per year · hover for count and boys rank · Source: U.S. Social Security Administration, national data 2019–2025 · U.S.+territories from SSA territory files (1998–2025)