Willy Polleunis (born 27 December 1947) is a Belgian former long-distance runner who won the silver medal in the 3000 metres at the 1973 European Indoor Championships, behind his clubmate Emiel Puttemans.

[1] He also ran a world record on the 10 miles in 1972.

[2] At the start of the final lap, he was in tenth place, but he accelerated, and possibly ran the final lap even faster than the winner, Lasse Viren.

[3] Polleunis also won team gold medals at the 1973 and 1977 IAAF World Cross Country Championships, and a team silver in 1976.

This biographical article relating to Belgian athletics is a stub.