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There are 4,018,757 performances listed representing 416,188 athletes from 225 nations! Keep track of your favorite athletes and events. Thousands of performances added every week.

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Copper Coast South Australi... in Kadina, AUS on 13 Apr
French 10 Km Road Running C... in Roanne, FRA on 14 Apr
Winter Warming-Up Werp Weds... in Almere, NED on 20 Apr

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Maverick Bowleg (BAH - M29) 22.52 - 200 Meter
Timothy Truyts (BEL - M34) 45.47 - Discus (2kg)
Piotr Sławuta (POL - M48) 10.51 - Shot Put (7.26kg)

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Meet the Athletes

Terry Parks, USA - M60

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Age Grading

Age Grading is an adjustment for a performance (time, height or distance) based on age so all times, heights or distances for each event by athletes from 20 to over 100 years old can be compared to each other!

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William Krohn, USA - M66

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2020 Indoor Performances

M60 1500 Meter Complete List
View William's 1500m Performances #32 World Ranked; #1 NCCMA Ranked; #1 United States Ranked William is eligible for an All-American Award!


2013 Indoor Performances

M50 800 Meter Complete List
View William's 800m Performances #12 World Ranked; #1 NCCMA Ranked; #1 United States Ranked William is eligible for an All-American Award!


M55 1500 Meter Complete List
View William's 1500m Performances #1 World Ranked; #1 NCCMA Ranked; #1 United States Ranked William is eligible for an All-American Award!


2011 Indoor Performances

M50 3000 Meter Complete List
View William's 3000m Performances #1 USA Ranked William is eligible for an All-American Award!


2010 Outdoor Performances

M50 1500 Meter Complete List
View William's 1500m Performances #1 USA Ranked William is eligible for an All-American Award!


M50 One Mile Complete List
View William's 1 Mile Performances #1 USA Ranked William is eligible for an All-American Award!


M50 3000 Meter Complete List
View William's 3000m Performances #1 USA Ranked William is eligible for an All-American Award!


2010 Indoor Performances

M50 800 Meter Complete List
View William's 800m Performances #2 USA Ranked William is eligible for an All-American Award!





2009 Indoor Performances

M50 800 Meter Complete List
View William's 800m Performances #1 USA Ranked William is eligible for an All-American Award!




M50 1500 Meter Complete List
View William's 1500m Performances #1 USA Ranked William is eligible for an All-American Award!





2008 Outdoor Performances

M50 800 Meter Complete List
View William's 800m Performances #2 USA Ranked William is eligible for an All-American Award!




M50 1500 Meter Complete List
View William's 1500m Performances #1 USA Ranked William is eligible for an All-American Award!



M50 One Mile Complete List
View William's 1 Mile Performances #2 USA Ranked William is eligible for an All-American Award!


M50 10000 Meter Complete List
View William's 10000m Performances #3 USA Ranked William is eligible for an All-American Award!


2008 Indoor Performances

M45 1500 Meter Complete List
View William's 1500m Performances #4 USA Ranked William is eligible for an All-American Award!



1999 Outdoor Performances

M40 1500 Meter Complete List
View William's 1500m Performances William is eligible for an All-American Award!



M40 5000 Meter Complete List
View William's 5000m Performances William is eligible for an All-American Award!

William Krohn Info & Options

View results from: 2020 (1); 2013 (2); 2011 (1); 2010 (7); 2009 (7); 2008 (9); 1999 (3); Indoor (17); Outdoor (13);

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Official Rankings of World Masters Athletics

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Meet the Athletes

Terry Parks, USA - M60

Age Grading

William Krohn, USA - M66

William Krohn Info & Options

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