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).
Lexi
Lexi is now well below its former popularity. All-time it's been given to 45,345 U.S. babies, the 792nd most common name by sound today, peaking at 1,958 in 2010, with 627 in 2025.
By sound, Lexi also includes the spellings Lexie.
Rising
Source: U.S. Social Security Administration, “National data” baby-names files (1880–2025).