Meaning: Its source is an Arabic expression meaning "Night beauty." Languages: This girl's name is used in Arabic, English and Spanish. Alternative Spellings: Laila, Layla, Leilah, Lelah, Leyla, Lilah and Lyla Variant Forms: Leela, Leilia and Lelia Non-English Forms: Lala Popularity: The name Leila ranked 475th in popularity for females of all ages in a sample of 2000-2003 Social Security Administration statistics and 708th in popularity for females of all ages in a sample of the 1990 US Census. Narrative: In Serbian and Croatian Lala means tulip