Ronald Irwin
ID 40929
Born : 1961 Cat. M65 Ultrarunner since 2008 CAN
50
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
50
DUV-index+ ?Largest integer N such that the race distances provide at least N complete segments of N km in total. A single long race may therefore contribute several segments. See the DUV-Index tab for the detailed calculation. calculation details
1
Countries visited ?CANCanada
56,8%
Rank quotient ?This runner's calculation uses 101 eligible race(s): Σ(rank − 1) = 3 805; Σ finishers = 6 698. 3 805 / 6 698 × 100 = 56.81%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed102
Km — ultra races6 098 km
> 100 km6
> 160 km2
> 24h12
> 48h2
Longest race161,0 km
6th Dirty girls 48 hour Trail Race — 10/8/2012

Km per year (ultra races)

170
3 races
2022
2023
85
2 races
2024
2025
50
1 race
2026

Race types (share of distance)

Road17,8%
Trail74,3%
Stage1,5%
?6,4%

Wins & podiums (ultra)

🏆 Win0
🏆 Win M0
🏅 Top 31
🏅 Top 3 M3
Longest winning streak0
Current streak0

Records

50 km4h40'1850 mi10h13'07100 mi27h50'056 h56,50 km12 h91,71 km24 h123,22 km48 h161,00 km

HISTORY

101 race(s)
DateRacePerf.Rk
2026
30.05 50km CAN2nd Great Mansfield Outdoors 50km 9:04:52 h38
2024
27.07 6h CAN7th Tally in the Valley 6 Hour Trail Race 35.000 km40
15.06 50km CAN31st Niagara Ultra 50 km 6:24:52 h92
2022
30.07 24h CAN5th Tally in the Valley 24 Hour Trail Race 70.000 km28
28.05 50km CAN29th Sulphur Springs Trail Run 50km 6:53:08 h119
30.04 50km CAN13th Pick Your Poison 50K Trail Run 7:53:19 h48
2021
18.09 6h CAN9th That Dam Hill 6 Hour Run 49.517 km5
24.07 24h CAN4th Tally in the Valley 24 Hour Trail Race 49.000 km26
2020
04.01 6h CAN2nd Stride Inside Indoor Track Race 46.440 km21
2019
26.10 50km CAN3rd The Bad Thing 50km Trail Race 6:54:39 h51
12.10 50km CAN3rd Sticks n' Stones Trail Race 6:14:48 h30
27.07 24h CAN2nd Tally in the Valley 24 Hour Trail Race 77.000 km36
22.06 52.5km CAN2nd Suntrail Pure Grit Trail 6:38:52 h10
08.06 50km CAN7th Conquer the Canuck 50 km 6:07:03 h27
11.05 50km CAN13th Seaton Trail Run 50 km 6:36:07 h42
27.04 50km CAN11th Pick Your Poison 50K Trail Run 7:38:54 h82
2018
10.11 50km CAN1st The Beav Trail Race 6:55:24 h55
23.06 52.5km CAN1st Suntrail Pure Grit Trail 6:40:05 h8
16.06 50km CAN26th Niagara Ultra 50 km 6:41:29 h115
09.06 50km CAN6th Conquer the Canuck 50 km 5:43:35 h26
12.05 50km CAN12th Seaton Trail Run 50 km 6:23:14 h49
28.04 50km CAN10th Pick Your Poison 50K Trail Run 7:34:41 h66
2017
28.10 50km CAN1st The Bad Thing 50km Trail Race 7:08:03 h18
07.10 50km CAN1st Sticks'n'Stones Trail Race 6:24:50 h20
15.07 50km CAN4th Endurance Challenge - Ontario Trail 50 km 8:37:38 h125
08.07 56km CAN8th Limberlost 56 km Challenge 9:15:11 h42
10.06 92km/2stages CAN5th Conquer the Canuck Marathon Ultra Trail Weekend 12:14:25 h19
27.05 50km CAN25th Sulphur Springs Trail Run 50km 5:45:40 h45
13.05 50km CAN11th Seaton Trail Run 50 km 6:03:06 h37
29.04 50km CAN9th Pick Your Poison 50K Trail Run 6:25:59 h49
07.01 6h CAN7th Run4RKids 6 Hours Indoor Track Race 51.620 km3 🥉
2016
29.10 50km CAN14th Horror Hill 50K Run 5:44:04 h13
17.09 24h CAN4th That Dam Hill 24 Hour Run 87.210 km26
06.08 50km CAN10th Creemore Vertical Challenge 50 km Trail Run 6:54:22 h22
23.07 24h CAN10th Dirty girls 24 hour Trail Race 104.000 km23
09.07 56km CAN7th Limberlost 56 km Challenge 9:20:00 h36
18.06 50km CAN24th Niagara Ultra 50 km 5:14:03 h38
14.05 50km CAN10th Seaton Trail Run 50 km 6:16:48 h67
30.04 50km CAN8th Pick Your Poison 50K Trail Run 6:35:00 h39
09.01 8h CAN6th Run4RKids 8 Hours Indoor Track Race 65.100 km5
2015
19.09 24h CAN3rd That Dam Hill 24 Hour Run 123.223 km6
08.08 50km CAN9th Creemore Vertical Challenge 50 km Trail Run 6:54:13 h45
25.07 24h CAN9th Dirty girls 24 hour Trail Race 80.000 km30
04.07 50km CAN1st Laura Secord Memorial 50K 7:57:02 h22
20.06 50km CAN23rd Niagara Ultra 50 km 5:06:12 h54
23.05 50mi CAN23rd Sulphur Springs Trail Run 50mi 11:06:05 h65
25.04 50km CAN7th Pick Your Poison 50K Trail Run 6:35:01 h53
03.01 8h CAN5th Run4RKids 8 Hours Indoor Track Race 61.609 km10
2014
04.10 50km CAN13th Run for the Toad 50 km 5:52:52 h115
20.09 50km CAN2nd That Dam Hill 50 km Run 5:29:56 h12
20.09 50mi CAN2nd That Dam Hill 50 Mile Run 10:13:07 h6
20.09 12h CAN2nd That Dam Hill 12 Hour Run 91.713 km6
05.07 50km CAN8th Creemore Vertical Challenge 50 km Trail Run 6:27:06 h46
14.06 50km CAN22nd Niagara Ultra 50 km 5:07:49 h53
24.05 50mi CAN22nd Sulphur Springs Trail Run 50mi 12:19:10 h66
26.04 50km CAN6th Pick Your Poison 50K Trail Run 7:29:05 h65
04.01 6h CAN4th Run4RKids 6 Hours Indoor Track Race 56.495 km10
2013
26.10 6h CAN11th Horror Hill 6 Hour Ultra Trail Race 47.800 km12
21.09 6h CAN1st That Dam Hill 6 Hour Run 52.699 km17
21.09 50km CAN1st That Dam Hill 50 km Run 5:44:56 h22
09.08 48h CAN7th Dirty girls 48 hour Trail Race 160.000 km14
13.07 56km CAN4th Limberlost 56 km Challenge 9:18:44 h59
06.07 50km CAN7th Creemore Vertical Challenge 50 km Trail Run 6:36:51 h53
22.06 50km CAN21st Niagara Ultra 50 km 6:07:11 h93
25.05 50mi CAN21st Sulphur Springs Trail Run 50mi 10:17:42 h48
27.04 50km CAN5th Pick Your Poison 50K Trail Run 7:22:31 h65
05.01 6h CAN3rd Run4RKids 6 Hours Indoor Track Race 56.030 km8
2012
27.10 6h CAN10th Horror Hill 6 Hour Ultra Trail Race 51.700 km8
13.10 50km CAN10th Vulture Bait 50 km Trail Race 5:05:34 h25
29.09 50km CAN11th Run for the Toad 50 km 5:21:05 h56
10.08 48h CAN6th Dirty girls 48 hour Trail Race 161.000 km11
14.07 56km CAN3rd Limberlost 56 km Challenge 9:14:25 h47
07.07 50km CAN6th Creemore Vertical Challenge 50 km Trail Run 6:29:30 h43
23.06 50km CAN20th Niagara Ultra 50 km 5:06:10 h54
26.05 50mi CAN20th Sulphur Springs Trail Run 50mi 10:32:02 h45
12.05 54km CAN7th Seaton Trail Run 54 km 7:22:59 h23
28.04 50km CAN4th Pick Your Poison 50K Trail Run 6:31:02 h58
07.01 6h CAN2nd Run4RKids 6 Hours Indoor Track Race 55.570 km7
2011
01.10 50km CAN10th Run for the Toad 50 km 5:19:55 h64
06.08 24h CAN5th Dirty girls 24 hour Trail Race 90.000 km40
16.07 56km CAN2nd Limberlost 56 km Challenge 8:03:26 h35
02.07 50km CAN5th Creemore Vertical Challenge 50 km Trail Run 6:25:25 h46
28.05 100mi CAN19th Sulphur Springs Trail Run 100 Mile 27:50:05 h33
2010
16.10 50km CAN8th Vulture Bait 50 km Trail Race 5:16:14 h40
02.10 50km CAN9th Run for the Toad 50 km 5:55:11 h47
11.09 50mi CAN15th Haliburton Forest 50 Mile Race 11:45:47 h35
07.08 24h CAN4th Dirty girls 24 hour Trail Race 120.000 km20
03.07 50km CAN4th Creemore Vertical Challenge 50 km Trail Run 6:43:35 h53
19.06 50km CAN18th Niagara Ultra 50 km 4:52:55 h40
29.05 50km CAN18th Sulphur Springs Trail Run 50km 5:45:09 h35
01.05 50km CAN2nd Pick Your Poison 50K Trail Run 6:05:14 h29
17.04 53.3km CAN5th Seaton Trail Run 53 km 6:56:44 h31
2009
17.10 50km CAN7th Vulture Bait 50 km Trail Race 5:13:38 h38
03.10 50km CAN8th Run for the Toad 50 km 5:29:28 h41
12.09 50km CAN14th Haliburton Forest 50 km Race 5:35:09 h11
08.08 24h CAN3rd Dirty girls 24 hour Trail Race 80.000 km26
04.07 50km CAN3rd Creemore Vertical Challenge 50 km Trail Run 5:46:49 h36
20.06 50km CAN17th Niagara Ultra 50 km 4:40:18 h27
23.05 50km CAN17th Sulphur Springs Trail Run 50km 5:39:06 h26
2008
18.10 50km CAN6th Vulture Bait 50 km Trail Race 5:52:50 h56
09.08 6h CAN2nd Dirty girls 6 hour Trail Race 47.500 km24