Hayu is a very rare boys' name that peaked in 2020 and has grown less common since.
Hayu is a boy name. In 2025 it ranked #12,706 for boy births in the United States (and #26,148 across all names), given to 5 babies. Hayu first appears in 2018 and peaked in 2020 (6 births).
Boys named Hayu per year · hover for count and boys rank · Source: U.S. Social Security Administration, national data 2018–2025 · U.S.+territories from SSA territory files (1998–2025)