Wilhelmina Catharina Lagerholm (1826–1917) was a Swedish painter and an early professional female photographer.

After first studying and practising painting, she turned mainly to photography in 1862, opening a studio in Örebro in central Sweden.

[3] She studied art in Stockholm, Paris and Düsseldorf, becoming proficient as a portraitist.

From 1862 to 1871, she worked as a photographer in Örebro but then moved to Stockholm where she became a portrait and genre painter.

[3] She is remembered as one of Sweden's earliest professional female professional along with Emma Schenson in Uppsala, Hilda Sjölin in Malmö and Rosalie Sjöman in Stockholm.