Shay Astar (born September 29, 1981) is an American actress, singer, and songwriter best known for portraying the teenage feminist August Leffler, a semi-regular character on the sitcom 3rd Rock from the Sun.
Astar played Elizabeth in the Halloween comedy film Ernest Scared Stupid (1991), Paula Kelly in the Boy Meets World episode "I Am Not a Crook", and Isabella, the imaginary friend of a young girl aboard the Enterprise in the ' episode "" in 1992. In 1996, she voiced Andrea on the cartoon series The Oz Kids.
Astar released her first EP, Blue Music EP, on May 24, 2010. This was followed by her full-length debut, Blue Music on September 28, 2010.