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).
Luke
Luke is down from its peak but still widely used. All-time it's been given to 327,199 U.S. babies, the 68th most common name by sound today, peaking at 10,623 in 2014, with 6,990 in 2025.
By sound, Luke also includes the spellings Luc.
Rising
Source: U.S. Social Security Administration, “National data” baby-names files (1880–2025).