Gunnar Vilhelm Rönström (25 January 1884 – 5 July 1941) was a Swedish track and field athlete who competed in the 1906 Summer Olympics, in the 1908 Summer Olympics, and in the 1912 Summer Olympics.
He was eliminated in the first round in the 100 metres competition.
Two years later, he finished tenth in the long jump event.
In 1912, he participated in the decathlon competition but retired after four events.
This biographical article relating to Swedish athletics is a stub.