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Marathon Deutsche Weinstraße 2026   HaWei50 50km Ultralauf 28.2.2026   3h, 6h, 12h, 24h of Santander  
Name: Grierson, Bruce John   Submit Personal Website Send Link 
Club: Umhlathuze Athletic Club 
Residence: Empangeni
Year of birth: 1969 (Cat. german: M55)
Date of birth: 01.04.1969 (Cat. internat.: M55)
Nationality: RSA RSA South Africa
RunnerID: 46978
 

55 search results (53 Events, 3736.488 km).  (More)

2025 1 Event, 90 km  (More)
08.06.2025 Comrades Marathon - Down Run (RSA) 90km
11:56:50 h Grierson, Bruce John Umhlathuze AC  Overall: 17593 M: 14172 Cat M55: 717
2024 1 Event, 87 km  (More)
09.06.2024 Comrades Marathon - Up Run (RSA) 87km
11:59:18 h Grierson, Bruce John Umhlathuze AC  Overall: 17250 M: 13961 Cat M55: 771
2023 1 Event, 52 km  (More)
08.07.2023 Rhodes 52 km Trail Run (RSA) 52km
7:04:22 h Grierson, Bruce John   Overall: 116 M: 72 Cat M50: 14
2022 2 Events, 142 km  (More)
28.08.2022 Comrades Marathon - Down Run (RSA) 90km
11:51:01 h Grierson, Bruce John Umhlathuze AC  Overall: 11291 M: 9002 Cat M50: 1007
09.07.2022 Rhodes 52 km Trail Run (RSA) 52km
8:19:05 h Grierson, Bruce John   Overall: 86 M: 64 Cat M50: 15
2019 1 Event, 87 km  (More)
09.06.2019 Comrades Marathon - Up Run (RSA) 87km
11:49:25 h Grierson, Bruce John Umhlathuze Athletic Club  Overall: 14626 M: 12001 Cat M50: 1202
2017 1 Event, 52 km  (More)
08.07.2017 Rhodes 52 km Trail Run (RSA) 52km
8:32:24 h Grierson, Bruce John Umhlathuze AC  Overall: 162 M: 124 Cat M45: 17
2016 1 Event, 52 km  (More)
09.07.2016 Rhodes 52 km Trail Run (RSA) 52km
8:43:31 h Grierson, Bruce John   Overall: 217 M: 162 Cat M45: 24
2015 2 Events, 139 km  (More)
11.07.2015 Rhodes 52 km Trail Run (RSA) 52km
8:46:55 h Grierson, Bruce John   Overall: 238 M: 179 Cat M45: 28
31.05.2015 Comrades Marathon - Up Run (RSA) 87km
11:55:39 h Grierson, Bruce John Umhlathuze Athletic Club  Overall: 12693 M: 10199 Cat M45: 1575
2014 2 Events, 104 km  (More)
12.07.2014 Rhodes 52 km Trail Run (RSA) 52km
8:46:45 h Grierson, Bruce John   Overall: 224 M: 166 Cat M45: 29
27.04.2014 Chatsworth Freedom Ultramarathon 52 km (RSA) 52km
6:05:54 h Grierson, Bruce John Umhlathuze AC    Overall: 826 M: 777 Cat M45: 88
2013 2 Events, 139 km  (More)
06.07.2013 Rhodes 52 km Trail Run (RSA) 52km
8:03:08 h Grierson, Bruce John   Overall: 157 M: 123 Cat M40: 23
02.06.2013 Comrades Marathon - Up Run (RSA) 87km
11:56:14 h Grierson, Bruce John uMhlathuze Athletic Club  Overall: 9682 M: 7846 Cat M40: 1610
2012 3 Events, 195 km  (More)
08.09.2012 Mont-Aux-Sources 50km Challenge (RSA) 50km
5:24:28 h Grierson, Bruce John   Overall: 142 M: 125 Cat M40: 29
03.06.2012 Comrades Marathon - Down Run (RSA) 89km
10:56:58 h Grierson, Bruce John uMhlathuze Athletic Club  Overall: 7865 M: 6622 Cat M40: 1323
07.04.2012 Two Oceans Marathon (RSA) 56km
5:56:39 h Grierson, Bruce John Umhlathuze Athletic Club  Overall: 4263 M: 3448 Cat M40: 667
07.04.2012 Two Oceans Marathon - 50km Split (RSA) 50km
5:22:36 h Grierson, Bruce John Umhlathuze Athletic Club  Overall: 4595 M: 3697 Cat M40: 711
2011 2 Events, 139 km  (More)
16.07.2011 Rhodes 52 km Trail Run (RSA) 52km
8:50:55 h Grierson, Bruce John uMhlathuze AC  Overall: 228 M: 180 Cat M40: 30
29.05.2011 Comrades Marathon - Up Run (RSA) 87km
10:52:59 h Grierson, Bruce John uMhlathuze Athletic Club  Overall: 6964 M: 5854 Cat M40: 1171
2010 6 Events, 490.954 km  (More)
12.09.2010 Dolphin Coast Striders Ultra (RSA) 50km
5:43:48 h Grierson, Bruce John Umhlathuze AC  Overall: 64 M: 57 Cat M40: 10
27.-28.08.2010 Midlands 100 Miler (RSA) 100mi
25:55:27 h Grierson, Bruce John Umhlatuze  Overall: 56 M: 41 Cat M40: 7
31.07.2010 Longest Day 12 Hour Track Race (RSA) 12h
83.020 km Grierson, Bruce John Umhlatuze  Overall: 33 M: 24 Cat M40: 4
03.07.2010 Rhodes 52 km Trail Run (RSA) 52km
8:08:47 h Grierson, Bruce John uMhlathuze AC  Overall: 151 M: 112 Cat M40: 24
30.05.2010 Comrades Marathon - Down Run (RSA) 89km
10:57:44 h Grierson, Bruce John uMhlathuze Athletic Club  Overall: 9314 M: 7573 Cat M40: 1484
03.04.2010 Two Oceans Marathon - 50km Split (RSA) 50km
5:15:12 h Grierson, Bruce John Umhlathuze Athletic Club  Overall: 3611 M: 2960 Cat M40: 617
03.04.2010 Two Oceans Marathon (RSA) 56km
5:50:10 h Grierson, Bruce John Umhlathuze Athletic Club  Overall: 3295 M: 2695 Cat M40: 568
2009 3 Events, 216.6 km  (More)
01.08.2009 Longest Day 12 Hour Track Race (RSA) 12h
71.600 km Grierson, Bruce John uMhlathuze AC  Overall: 70 M: 52 Cat M40: 9
24.05.2009 Comrades Marathon - Down Run (RSA) 89km
10:38:03 h Grierson, Bruce John uMhlathuze Athletic Club  Overall: 5773 M: 5044 Cat M40: 953
11.04.2009 Two Oceans Marathon (RSA) 56km
5:58:46 h Grierson, Bruce John UMHLAT  Overall: 3446 M: 2819 Cat M40: 568
2008 4 Events, 385.934 km  (More)
15.-16.08.2008 Midlands 100 Miler (RSA) 100mi
25:50:03 h Grierson, Bruce John Umhlatuze  Overall: 25 M: 20 Cat M35: 1
26.07.2008 Longest Day 12 Hour Track Race (RSA) 12h
82.000 km Grierson, Bruce John Umhlatuze  Overall: 55 M: 39 Cat M35: 5
15.06.2008 Comrades Marathon - Up Run (RSA) 87km
10:52:32 h Grierson, Bruce John uMhlathuze Athletic Club  Overall: 5500 M: 4802 Cat M35: 1033
22.03.2008 Two Oceans Marathon (RSA) 56km
5:25:42 h Grierson, Bruce John UMHLAT  Overall: 1858 M: 1601 Cat M35: 355
2007 2 Events, 145 km  (More)
17.06.2007 Comrades Marathon - Down Run (RSA) 89km
10:40:53 h Grierson, Bruce John uMhlathuze AC  Overall: 6008 M: 5220 Cat M35: 1108
07.04.2007 Two Oceans Marathon (RSA) 56km
5:27:17 h Grierson, Bruce John Umhlathuze Athletic Club  Overall: 2074 M: 1795 Cat M35: 383
2006 3 Events, 193 km  (More)
09.09.2006 Mont-Aux-Sources 50km Challenge (RSA) 50km
8:36:43 h Grierson, Bruce John   Overall: 163 M: 128 Cat M35: 30
16.06.2006 Comrades Marathon - Up Run (RSA) 87km
9:44:11 h Grierson, Bruce John uMhlathuze AC  Overall: 3699 M: 3407 Cat M35: 787
15.04.2006 Two Oceans Marathon (RSA) 56km
5:03:15 h Grierson, Bruce John Umhlathuze Athletic Club  Overall: 1581 M: 1432 Cat M35: 323
2005 3 Events, 195 km  (More)
10.09.2005 Mont-Aux-Sources 50km Challenge (RSA) 50km
7:59:43 h Grierson, Bruce John   Overall: 113 M: 92 Cat M35: 23
16.06.2005 Comrades Marathon - Down Run (RSA) 89km
10:49:26 h Grierson, Bruce John uMhlathuze AC  Overall: 8012 M: 6809 Cat M35: 1521
26.03.2005 Two Oceans Marathon (RSA) 56km
5:57:48 h Grierson, Bruce John Umhlathuze AC  Overall: 4529 M: 3703 Cat M35: 804
2004 3 Events, 193 km  (More)
11.09.2004 Mont-Aux-Sources 50km Challenge (RSA) 50km
8:20:08 h Grierson, Bruce John   Overall: 133 M: 115 Cat M35: 30
16.06.2004 Comrades Marathon - Up Run (RSA) 87km
10:27:36 h Grierson, Bruce John Umhlathuze AC  Overall: 5488 M: 4878 Cat M35: 1122
10.04.2004 Two Oceans Marathon (RSA) 56km
5:10:17 h Grierson, Bruce John Umhlathuze AC  Overall: 2224 M: 2009 Cat M35: 465
2003 3 Events, 195 km  (More)
13.09.2003 Mont-Aux-Sources 50km Challenge (RSA) 50km
8:05:06 h Grierson, Bruce John   Overall: 141 M: 124 Cat M23: 32
16.06.2003 Comrades Marathon - Down Run (RSA) 89km
9:59:21 h Grierson, Bruce John Umhlathuze AC  Overall: 5284 M: 4705 Cat M23: 1636
19.04.2003 Two Oceans Marathon (RSA) 56km
5:19:15 h Grierson, Bruce John Umhlathuze Athletic Club  Overall: 2083 M: 1893 Cat M23: 667
2001 3 Events, 195 km  (More)
01.09.2001 Mont-Aux-Sources 50km Challenge (RSA) 50km
7:57:29 h Grierson, Bruce John   Overall: 195 M: 154 Cat M23: 26
16.06.2001 Comrades Marathon - Down Run (RSA) 89km
10:40:22 h Grierson, Bruce John Empangeni AC  Overall: 8405 M: 7293 Cat M23: 2542
14.04.2001 Two Oceans Marathon (RSA) 56km
5:16:58 h Grierson, Bruce John Empangeni Athletic Club  Overall: 2206 M: 2018 Cat M23: 789
2000 3 Events, 193 km  (More)
16.06.2000 Comrades Marathon - Up Run (RSA) 87km
10:56:58 h Grierson, Bruce John Empangeni AC  Overall: 12423 M: 10805 Cat M23: 3821
22.04.2000 Two Oceans Marathon (RSA) 56km
5:51:39 h Grierson, Bruce John   Overall: 5344 M: 4586 Cat M23: 1562
18.03.2000 Om Die Dam 50km (RSA) 50km
5:12:43 h Grierson, Bruce John EAC  Overall: 2187 M: 1918 Cat M23: 550
1990 1 Event, 56 km  (More)
14.04.1990 Two Oceans Marathon (RSA) 56km
5:39:31 h Grierson, Bruce John   Overall: 5302 M: 5017 Cat MU23: 304

Personal bests

Your list of personal best performances only contains performances of races which can be included into rankings.

In brackets rank in yearly international/national rankings.

 PB 2025 2024 2023 2022 2019 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006 2005 2004 2003 2001 2000 1990
50km 5:12:43  
 
 
 
 
 
 
 
 
 
5:22:36
(8510/3910) 		 
5:15:12
(6480/2934) 		 
 
 
 
 
 
 
 
5:12:43
(3568/1907) 		 
100mi 25:50:03  
 
 
 
 
 
 
 
 
 
 
 
25:55:27
(121/45) 		 
25:50:03
(42/20) 		 
 
 
 
 
 
 
 
12h 83.020  
 
 
 
 
 
 
 
 
 
 
 
83.020
(1046/24) 		71.600
(703/52) 		82.000
(788/39) 		 
 
 
 
 
 
 
 

Comparison table

Comparison of performances in races with multiple participations

   2025 2024 2023 2022 2019 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006 2005 2004 2003 2001 2000 1990
Comrades Marathon - Up Run 18 11:56:50 11:59:18   11:51:01 11:49:25     11:55:39   11:56:14 10:56:58 10:52:59 10:57:44 10:38:03 10:52:32 10:40:53 9:44:11 10:49:26 10:27:36 9:59:21 10:40:22 10:56:58  
Two Oceans Marathon 12                     5:56:39   5:50:10 5:58:46 5:25:42 5:27:17 5:03:15 5:57:48 5:10:17 5:19:15 5:16:58 5:51:39 5:39:31
Rhodes 52 km Trail Run 9     7:04:22 8:19:05   8:32:24 8:43:31 8:46:55 8:46:45 8:03:08   8:50:55 8:08:47                    
Mont-Aux-Sources 50km Challenge 6                     5:24:28           8:36:43 7:59:43 8:20:08 8:05:06 7:57:29    
Longest Day 12 Hour Track Race 3                         83.020 71.600 82.000                
Midlands 100 Miler 2                         25:55:27   25:50:03