Marathon world record progression
This list is a chronological progression of record times for the marathon.
Kipchoge also ran the fastest ever marathon with a 2:00:25 clocking at the Nike
The IAAF recognizes two world records for women, a time of 2:15:25 set by
In order for a performance to be ratified as a world record by the IAAF, the marathon course on which the performance occurred must be 42.195 km (26.219 mi) long, measured in a defined manner using the
Road racing events like the marathon were specifically excepted from IAAF rule 260 18(d) that rejected from consideration those track and field performances set in mixed competition.
Performances claiming world best or world record status on "point-to-point" courses such as the Boston Marathon have historically been rejected by
The IAAF Congress at 2011 World Championships in Athletics passed a motion changing the record eligibility criteria effective January 2012, so that women's world records must be set in all-women competitions. The result of the change was that Radcliffe's 2:17:42 performance at the 2005 London Marathon would supplant the existing women's mark as the "world record"; the earlier performance was to be referred to as a "world best". The decision was met with strong protest in Britain, and in November 2011 an IAAF council member reported that Radcliffe's original mark would be allowed to stand, with the eventual decision that both marks would be recognized as "world records," the faster one as a "Mixed Gender" mark, the other as a "Women Only" mark.
In December 2016,