Princess Andrina is a major character in The Little Mermaid franchise.
She is a minor character in the 1989 animated film The Little Mermaid, a supporting character in its animated series and a major character in the prequel film The Little Mermaid: Ariel's Beginning. She is King Triton and Queen Athena's sixth daughter and one of Ariel's older sisters.
She is voiced by Kimmy Robertson in the original film, Catherine Cavadini in the TV series, Tara Strong in Ariel's Beginning, Susan Steven Logan in Kingdom Hearts II, and Mandy Gonzalez in The Wonderful World of Disney: The Little Mermaid Live!.