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).
Zachary
Zachary is now well below its former popularity. All-time it's been given to 638,121 U.S. babies, the 351st most common name by sound today, peaking at 29,767 in 1993, with 1,854 in 2025.
By sound, Zachary also includes the spellings Zackary, Zachery, Zackery, Zakary.
Rising
Source: U.S. Social Security Administration, “National data” baby-names files (1880–2025).