Jan Rune Grave completed his first international race in 1996. In 1998 he made his debut in the B-World Cup in Nordic Combined . There he started regularly in the following years. In the 2000/01 season he won a sprint race in Taivalkoski, Finland, and the overall ranking of the B World Cup.
On November 23, 2001 he made his debut in the Nordic Combined World Cup at a Gundersen competition that took place in Kuopio . His best result in this competition series, he scored on 9 January 2002 in the Italian Val di Fiemme , as he and Kristian Hammer and Preben Fjære Brynemo finished sixth in the team competition. In individual competitions, seventh place, which he was able to achieve four days earlier in Schonach , is his best result.
Grave participated in the 2002 Winter Olympics in Salt Lake City . Here he finished fifth in the team competition together with Lars Andreas Østvik , Sverre Rotevatn and Hammer. In the individual competitions he did not get past places 24 (Gundersen competition on the normal hill) and 26th (sprint on the large hill).
Jan Rune Grave completed his last international competition on December 18, 2005 in Ramsau .
successes
winter Olympics
Salt Lake City 2002 : 5th team (K 90/4 × 5 km), 24th Gundersen (K 90/15 km), 26th sprint (K 120 / 7.5 km)
Norway
Taivalkoski