Count Gustaf Carl Fredrik Löwenhielm (6 October 1771 – 29 July 1856) was a Swedish general and diplomat.

[1] Löwenhielm was born on 6 October 1771 in the Royal Court Parish (Hovförsamlingen), Stockholm County, Sweden, the son of Lord Chancellor, Count Fredric Adolph Löwenhielm [sv] (1743–1810) and Countess Augusta Fersen (1754–1846).

He was the grandson of Privy Councillor Carl Gustaf Löwenhielm [sv] (1701–1768).

He was a cavalry inspector 1804–09, colonel and general adjutant in Pomerania and Saxony in 1805–06.

Löwenhielm is buried in Père Lachaise cemetery (Division 14),[2] in Paris.