Yosan is a very rare girls' name that peaked in 2006 and has grown less common since.
Yosan is a girl name. In 2025 it ranked #17,204 for girl births in the United States (and #28,480 across all names), given to 5 babies. Yosan first appears in 2005 and peaked in 2006 (6 births).
Girls named Yosan per year · hover for count and girls rank · Source: U.S. Social Security Administration, national data 2005–2025 · U.S.+territories from SSA territory files (1998–2025)