Rilo is a very rare variant of Riley that peaked in 2022 and has grown less common since.
Rilo is predominantly a boy name. In 2025 it ranked #10,454 for boy births in the United States (and #21,573 across all names), given to 7 babies. Rilo first appears in 2008 and peaked in 2018 (8 births).
Boys named Rilo per year · hover for count and boys rank · Source: U.S. Social Security Administration, national data 2008–2025 · U.S.+territories from SSA territory files (1998–2025)
Girls named Rilo
Girls named Rilo per year · hover for count and girls rank · Source: U.S. Social Security Administration, national data 2008–2025 · U.S.+territories from SSA territory files (1998–2025)