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).
Maisie
Maisie has been climbing in recent years. All-time it's been given to 30,008 U.S. babies, the 390th most common name by sound today, peaking at 2,253 in 2025, with 2,253 in 2025.
By sound, Maisie also includes the spellings Mazie, Maisy, Maizie.
Rising
Source: U.S. Social Security Administration, “National data” baby-names files (1880–2025).