Olof Hjalmar Hallberg also known as Olle Hallberg (13 July 1903 – 31 January 1996) was a Swedish long jumper who competed at the 1928 Summer Olympics.

[1] At thwe 1928 Olympics, he finished in 10th place in the long jump event.

For some time he shared the Swedish national record of 7.53 m with Erik Svensson, and was a member of Swedish Athletics Association.

[3][4] Hallberg won the British AAA Championships title in the long jump event at the 1930 AAA Championships.

This biographical article relating to Swedish athletics is a stub.