Zodiac, or Chinese Astrology, compares a person to a specific animal. Unlike Astrology, Zodiac basis the characteristics of a person from the year of their birth, instead of the date of their birth.
Evanna Lynch was born in 1991 making her a Goat, or Sheep.

Goats daydream throughout the whole afternoon and are very creative. Since goats are so creative, they need time to find their inspiration, or Muse. Goats make very good artisans or crafts major, which explains why Evanna is an actress. Any carrerr for a goat should have to do with secular freedoms. They are often un-organzied and not materialistic are all. Going back to being imaginitive, goats are simple people who rely on their imagination to take them anywhere. Goats should often be felt as if they are loved for they are often insecure people due to their artistic nature. Goats are most compatiable With pigs and rabbits.

Source: Astrology.com via iVillage