John Mason

John Mason

CanadaCanadaActive
Born
Sep 2, 1987 (39 years old)
Events
Marathon

John Mason is a Canada middle-distance runner, born on September 2, 1987. He competes primarily in the 1500m, 3000m and 5000m.

His personal bests include 3:57.35 in the 1500m, 8:41.50 in the 3000m, 14:25.71 in the 5000m, 30:36.67 in the 10000m and 1:07:59 in the Semi. He is currently active on the international athletics circuit, representing Canada.

Personal best · Marathon2:15:17
2026 season best31:07May 23, 2026 · Ottawa
2026 season best
Last competitionOttawa 10KMay 23, 2026 · 31:07
Ottawa 10K

As of Nov 13, 2026: Marathon 2:15:17, 2026 season best 31:07 (May 23, 2026, Ottawa (CAN)) · Last competition: Ottawa 10K, May 23, 2026, 31:07 · 39 years old

Personal bests

WA points calculator →
DisciplineResultAll-time
1500mGuelph 2018Canada 1500 m all-time list3:57.35886 pts–
3000mLondon 2012Canada 3000 m all-time list8:41.50827 pts–
5000mHamilton 2018Canada 5000 m all-time list14:25.71916 pts–
10000mBurnaby 2019Canada 10 000 m all-time list30:36.67904 pts–
SemiNY 2014Canada Half Marathon all-time list1:07:59887 pts–
MarathonRotterdam 2019Canada Marathon all-time list2:15:171,037 pts–

Progression

SeasonDisciplineResultWindDateCompetitions
202610Kilometr 31:07–May 23, 2026Ottawa 10K
20225000m 15:23.89–Aug 7, 2022Campbell Track, Hamilton (CAN)
2022CrossCount 33:29–Nov 26, 2022Canadian Cross Country Championships, Ottawa - XC 10.0km
20195000m 14:59.31–Jun 22, 2019London (CAN)
201910000m 30:36.67–Jun 13, 2019Burnaby (CAN)
2019Marathon 2:15:17–Apr 7, 2019NN Marathon Rotterdam
20181500m 3:57.35–Jul 13, 2018Guelph (CAN)
20185000m 14:25.71–May 27, 2018Hamilton (CAN)
FAQ

Frequently asked questions

John Mason's Marathon personal best is 2:15:17, set on Apr 7, 2019 in Rotterdam (NED).

John Mason competes in the Marathon.

2026 season best: 31:07, set on May 23, 2026 in Ottawa (CAN). Last competition: Ottawa 10K on May 23, 2026, 31:07.