Solid line = floor (spellings that unambiguously belong to the group). Shaded band up to the dashed edge = ceiling (the most it could reach if every ambiguous spelling counted here).
Elias is one of the fastest-rising names in America right now. All-time it's been given to 129,502 U.S. babies, the 60th most common name by sound today, peaking at 8,845 in 2025, with 8,845 in 2025.
Elias has no common alternate spellings by sound.
Source: U.S. Social Security Administration, “National data” baby-names files (1880–2025).