Stoni is a very rare variant of Stan that peaked in 2018 and remains in steady use.
Stoni is a girl name. In 2025 it ranked #10,815 for girl births in the United States (and #18,286 across all names), given to 9 babies. Stoni first appears in 2018 and peaked in 2018 (13 births).
Girls named Stoni per year · hover for count and girls rank · Source: U.S. Social Security Administration, national data 2018–2025 · U.S.+territories from SSA territory files (1998–2025)