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).
Shane
Shane is now well below its former popularity. All-time it's been given to 209,867 U.S. babies, the 975th most common name by sound today, peaking at 6,239 in 1973, with 484 in 2025.
By sound, Shane also includes the spellings Shayne.
Rising
Source: U.S. Social Security Administration, “National data” baby-names files (1880–2025).