How to read the band →
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).
Angelo
Angelo has stayed fairly steady in American naming for generations. All-time it's been given to 86,956 U.S. babies, the 622nd most common name by sound today, peaking at 1,338 in 2007, with 1,124 in 2025.
Angelo has no common alternate spellings by sound.
Rising