What does Leilani mean?
From Hawaiian 'lei' (flower, garland, lei) + 'lani' (heaven, sky, royal), giving 'heavenly flower' or more literally 'heavenly garland'. The floral element is genuine.
What does Kailani mean?
A Hawaiian compound of 'kai' (sea) and 'lani' (sky, heaven), commonly rendered 'sea and sky' or 'heavenly sea'.