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).
Mateo
Mateo is one of the fastest-rising names in America right now. All-time it's been given to 162,728 U.S. babies, the 8th most common name by sound today, peaking at 14,230 in 2024, with 13,856 in 2025.
By sound, Mateo also includes the spellings Matteo, Matheo.
Rising