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).
Alaia
Alaia has been climbing in recent years. All-time it's been given to 49,112 U.S. babies, the 169th most common name by sound today, peaking at 4,681 in 2020, with 4,246 in 2025.
By sound, Alaia also includes the spellings Alayah, Alaya, Aleigha, Aleia.
Rising
Source: U.S. Social Security Administration, “National data” baby-names files (1880–2025).