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).
Ari has been climbing in recent years. All-time it's been given to 34,990 U.S. babies, the 444th most common name by sound today, peaking at 1,946 in 2022, with 1,426 in 2025.
By sound, Ari also includes the spellings Arie.
Source: U.S. Social Security Administration, “National data” baby-names files (1880–2025).