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).
Leilani has been climbing in recent years. All-time it's been given to 70,174 U.S. babies, the 143rd most common name by sound today, at an all-time high of 5,060 in 2025.
By sound, Leilani also includes the spellings Leilany, Laylani, Lailani, Leylani, Laelani.