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).
Christine
Christine is now well below its former popularity. All-time it's been given to 682,016 U.S. babies, the 1,574th most common name by sound today, peaking at 20,339 in 1969, with 225 in 2025.
By sound, Christine also includes the spellings Kristine, Christene, Cristine.
Rising
Source: U.S. Social Security Administration, “National data” baby-names files (1880–2025).