There are multiple origins and meanings for the name Alia:
1. Arabic name (عالية) meaning - "high, tall, towering, lofty, exalted, high-ranking, sublime, superior, excellent" or from (عال) meaning - "loud". Feminine form of the given name Ali
2. Latin name, meaning - "different; other, another"
3. Hebrew given name (עלייה) meaning - "increase", see the name Aaliyah
4. Diminutive form of the given name Alevtina or of Alice - "one who has wings".