Carl Magnus Dahlström (25 November 1805 – 23 February 1875) was a Finnish merchant, businessman and Commercial Counsellor.

He started his own trading house two years later and focused on retail in the Baltic Sea area.

Dahlström's sone Ernst and Magnus continued their father's businesses and became notable philanthropists in Turku.

His parents were Swedish-born gardener Abraham Dahlström and Anna Sofia née Tollet.

[1] Dahlström's first workplace was at local merchant Nordman, and in 1832, he moved to Turku to work as bookkeeper for Abraham Kingelin's trading house.

In 1836, he received bourgeoisie rights and founded a retail company together with Carl Gustaf Eschner, who also was originally from Loviisa.

The main export articles were timber, butter, iron and pine tar; in the way back Dahlström imported coffee, grain, sugar and alcoholic beverages.

He was a shareholder in the 1874-started Åbo mekaniska verkstads ("Turku Engineering Works"), founded by Carl Korsman.

He was founding owner of 1872 started Kymi Paper Mill located in Kuusankoski; he owned six of total 20 shares of the company, being the largest shareholder.

Dahlström was the main shareholder also in Viiala-located 1873 founded Akkas Ångsåg Ab ("Akaa Steam Sawmill Ltd"), which was a joint project between Turku and Tampere businessmen.