Alfhild Teresia Agrell (January 14, 1849 in Härnösand, Ångermanland –November 8, 1923 in Flen) was a Swedish writer and playwright.
Helmer Grundström (29 February 1904 - 29 May 1986) was an author and poet born in the village of Svanavattnet in Ångermanland, Sweden.
As such all forms of Westrobothnian are more or less related to the languages spoken in Jämtland and Ångermanland and to a smaller extent with the dialects spoken in the Swedish speaking Ostrobothnia.