Girl name origins & meanings Greek : Defender of mankind; feminine form of AlexanderEnglish : Defender of mankindGreek : Variation of Alexandra Girl name variations Alexandra Alandra Aleka Alex Alexa Alexia Alexis Alexandria Alexandrina Alesandra Alessa Alessandra Allesandra Aleksey Alexine Alya Aliki Alejanda Lexy Sandra Zandra Sanie Sandy Boy name origins & meanings English : Defender of mankind Boy name variations Lex Lexi Lexin