The 1900 World Allround Speed Skating Championships took place at 24 and 25 February 1900 at the ice rinks Frognerkilen in Kristiania (Today: Oslo), Norway.

[1] The first day was skated at the ice rink Friedenauer Sportplatz (a 400 m ice rink).

Peder Østlund was the defending champion, after 2 distances he stopped.

Edvard Engelsaas won three distances and became the new World champion.

Silver and bronze medals were not awarded.