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).
Kyrie has climbed over the years and is holding near its high. All-time it's been given to 29,735 U.S. babies, the 411th most common name by sound today, peaking at 2,325 in 2017, with 1,770 in 2025.
By sound, Kyrie also includes the spellings Kairi. Spellings sometimes heard the same way: Kyree.