Diana Wong is the professional maiden name of Diana Kaarina, a Canadian voice actress and former Broadway performer born in Vancouver, British Columbia. She is of Finnish and Chinese descent.

Her first voice acting role was providing the English dub voice for the character Lychee in the 1991 anime film Ranma ½: Big Trouble in Nekonron, China. In this film, Lychee is a young Chinese girl who arrives in Japan with her pet elephant, Jasmine, seeking revenge against the martial arts master Happosai, before becoming entangled in a rescue mission led by Ranma Saotome. Wong performed this role under her maiden name.

Following this debut, Diana Kaarina built an extensive career in animation voiceover. She is known for voicing Barbie in several animated films. Her other significant roles include Aria Blaze in the My Little Pony: Friendship is Magic franchise, Laugh-A-Lot Bear in Care Bears: Adventures in Care-A-Lot, Kelly in SheZow, Jordana in Ninjago, and Spike in Super Monsters. She has also provided voices for Littlest Pet Shop and The Hollow.

Before becoming a voice actor, Kaarina performed in musical theater. Her stage credits include Broadway productions of Les Misérables, RENT, and Thoroughly Modern Millie, as well as Canadian productions with Theatre Under The Stars.