Illy is a very rare variant of Ila that first appeared in 2024 and is quickly gaining ground.
Illy is a girl name. In 2025 it ranked #15,803 for girl births in the United States (and #26,215 across all names), given to 5 babies. Illy first appears in 2024 and peaked in 2024 (5 births).
Girls named Illy per year · hover for count and girls rank · Source: U.S. Social Security Administration, national data 2024–2025 · U.S.+territories from SSA territory files (1998–2025)