Inga Maria Borg (25 August 1925 – 24 October 2017) was a Swedish artist and children's book author. She is best known for writing about the fantasy figure Plupp. She was awarded the Elsa Beskow Award for her books about Plupp in 1970. She was born in Stockholm.
Borg died in Stockholm on 24 October 2017 at the age of 92.