Variant spelling of Leilani, a Hawaiian name meaning 'heavenly flower' or 'royal child of heaven.'
Leilanii is an expanded, expressive variant of the classic Hawaiian name *Leilani*, composed of *lei* (garland, flowers, child) and *lani* (sky, heaven, royalty). Together they form one of the most poetically resonant names in the Hawaiian tradition: "heavenly lei," "child of heaven," or "royal child" — a name that positions its bearer as something delicate and exalted, like a wreath of blossoms hung against the sky. The doubled final vowel in Leilanii is a spelling embellishment that emphasizes the name's flowing, musical nature.
Leilani entered broader American awareness in part through Leilani Kahale and other Hawaiian cultural figures, and gained popular momentum during the mid-20th century as American fascination with Hawaii grew — particularly after statehood in 1959. The name appeared in music ("Sweet Leilani" won the Academy Award for Best Original Song in 1937 and was sung by Bing Crosby) and quickly became one of the most recognized Hawaiian names on the mainland. It carries the warmth and openness that has made Hawaiian culture a global touchstone for hospitality and natural beauty.
Leilanii, with its extended spelling, signals a parent's desire to honor this tradition while giving the name a personalized distinction. In Hawaiian linguistic tradition, vowels are sacred and carry meaning — each syllable deliberate — so the added final vowel reads as an act of emphasis rather than mere decoration. The name feels at once ancient and utterly contemporary, carrying tropical light and a kind of effortless grace.