Carl Brynolf Julius Eng (4 July 1910 – 23 March 1988) was a Swedish diplomat.

Eng was given the title legation counselor the same year and then served as acting consul in Danzig in 1945.

[1] Also in 1957, the Canadian ambassador in Cairo, E. Herbert Norman committed suicide by jumping of Eng's apartment building.

[3] Eng was chairman of the Italy Department of the Svenska Rominstitutets vänners ("Friends of the Swedish Institute in Rome") and of the Special Committee on Management Staff/Relations of the Food and Agriculture Organization (FAO).

Eng wrote a number of journal articles in legal subjects and papers in economic press, Il Mezzogiorno (account of developments in southern Italy) and a large number of anthologies in Italian relating to Swedish-Italian relations and contacts.