Sofia Theodolinda Hahnsson (née Limón; 1 February 1838 – 20 April 1919) was a Finnish writer and translator.

She was married to Johan Adrian Hahnsson in 1864, and moved with his family to Hämeenlinna in 1871 when he got a teaching post at a school in the city.

Upon the death of her husband in 1888, Theodolinda moved to Helsinki in 1892 and married Senator Yrjö Sakari Yrjö-Koskinen.

Her writings also raised social issues such as poverty, and the power of the father in deciding the marriage of the daughter.

[8] She is best known for her 1887 novel Huutolaiset, where she describes the lives of two girls caught in the vendue Huutolaisuus [fi] system of auctioning the poor out to families.