Bengt Jönsson (Oxenstierna), (1390s–1450s) Swedish statesman and noble.

Under the Kalmar Union, he served as co-regent of Sweden, from January to June 1448, together with his brother Nils Jönsson (Oxenstierna).

Member of the Privy Council of Sweden from 1435, and magistrate of Uppland in 1439.

Dubbed as knight by King Christopher of Bavaria following his coronation in 1441, and Master of the Royal Court from the same year.

[3][4][5][6] He married in 1416 with Kristina Kristiernsdotter (Vasa), widow of Karl Stensson Blad, with whom he had four sons including Jöns Bengtsson Oxenstierna, Archbishop of Uppsala (1448–1467).