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).
Gabriel
Gabriel is down from its peak but still widely used. All-time it's been given to 402,627 U.S. babies, the 79th most common name by sound today, peaking at 13,188 in 2008, with 6,579 in 2025.
Gabriel has no common alternate spellings by sound.
Rising
Source: U.S. Social Security Administration, “National data” baby-names files (1880–2025).