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).
Erica
Erica has been slowly declining from its former popularity. All-time it's been given to 387,144 U.S. babies, the 1,125th most common name by sound today, peaking at 14,478 in 1986, with 454 in 2025.
By sound, Erica also includes the spellings Erika, Ericka, Arika, Arica.
Rising