The 2012 World Allround Speed Skating Championships took place on 17 and 18 February 2012, at the Krylatskoye Sport Complex in Moscow, Russia.
Defending champions were Ireen Wüst and Ivan Skobrev. Wüst successfully defended her title, and won her third world allround title overall. Sven Kramer became world allround champion for the fifth time, tying the record by Oscar Mathisen and Clas Thunberg.
NQ = Not qualified for the 5000m (only the best 12 are qualified)<br /> Note: Marrit Leenstra did qualify for the 5000m but withdrew, Jilleanne Rookard took her place<br /> <small>Source: live.ISUresults.eu</small>
NQ = Not qualified for the 10000 m (only the best 12 are qualified)<br /> DQ = disqualified<br /> <small>Source: live.ISUresults.eu</small>
All 24 participating skaters are allowed to skate the first three distances; 12 skaters may take part on the fourth distance. These 12 skaters are determined by taking the standings on the longest of the first three distances, as well as the samalog standings after three distances, and comparing these lists as follows: