Gustaf Oscar Peyron (5 January 1828[1] – 2 March 1915) was a Swedish military officer and politician.
He was born in Nyköping as the son of future Minister for War Gustaf Peyron.
From 1885 to 1896 he was Commander-in-chief of the 1st Military District.
[2] Gustaf Oscar Peyron later followed in his father's footsteps and acted as Minister for War between 4 October 1887 and 6 February 1888.
This biographical article related to the military of Sweden is a stub.