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).
Landon
Landon is down from its peak but still widely used. All-time it's been given to 228,306 U.S. babies, the 172nd most common name by sound today, peaking at 13,075 in 2010, with 3,315 in 2025.
By sound, Landon also includes the spellings Landen, Landyn.
Rising
Source: U.S. Social Security Administration, “National data” baby-names files (1880–2025).