Elin Kristina Wallin, born on December 29, 1884 in Gothenburg, died March 25, 1969 in Stockholm, was a Swedish artist and drawer.
She was the wife of the Swedish artist David Wallin.
Elin Wallin grew up in Ekersgatan 13 in Örebro.
She was the daughter of an elementary school teacher, Viktor Lundberg, and his wife Anna Lundberg, born Kalling, Örebro, and sister to the damask weaver Carl Widlund and sister to Hilda Sofia (Hild) Zetterlind-Simonsen.
She was the mother of the artist Bianca Wallin (1909–2006) and of the artist Sigurd Wallin (1916–1999).