1991 World Allround Speed Skating Championships

1991 World Allround Speed Skating Championships for Men
VenueThialf, Heerenveen, Netherlands
Dates9–10 February
Competitors40 skaters from 21 nations
Medalist men
1st place, gold medalist(s) Johann Olav Koss  NOR
2nd place, silver medalist(s) Roberto Sighel  ITA
3rd place, bronze medalist(s) Bart Veldkamp  NED

The World Allround Speed Skating Championships for Men took place on 9 and 10 February 1991 in Heerenveen at the Thialf ice rink.

Title holder was the Norwegian Johann Olav Koss.