Janel Parrish. Actress: Pretty Little Liars. Janel Parrish is an American actress and singer who portrayed Mona Vanderwaal in Pretty Little Liars (2010). She was born Janel Meilani Parrish on October 30, 1988 in Honolulu, Oahu, Hawaii, to parents Joanne (Mew) and Mark Phillip Parrish. Her mother is of Chinese descent and her father is Caucasian. Her sister, Melissa Nohelani, is eight years her senior. At age 6, Parrish began piano...