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).
George is down from its peak but still widely used. All-time it's been given to 1,497,260 U.S. babies, the 275th most common name by sound today, peaking at 27,682 in 1921, with 2,853 in 2025.
George has no common alternate spellings by sound. Spellings sometimes heard the same way: Jorge.
Source: U.S. Social Security Administration, “National data” baby-names files (1880–2025).