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).
Tate has been climbing in recent years. All-time it's been given to 28,955 U.S. babies, the 421st most common name by sound today, peaking at 2,022 in 2025, with 2,022 in 2025.
Tate has no common alternate spellings by sound.
Source: U.S. Social Security Administration, “National data” baby-names files (1880–2025).