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Marathon Deutsche Weinstraße 2026   HaWei50 50km Ultralauf 28.2.2026   3h, 6h, 12h, 24h of Santander  
Name: O'Brien, Denis   Submit Personal Website Send Link 
Club: Marathon Club Ireland 
Residence: Cork
Year of birth:   (Cat. german: #NA)
Date of birth: 00.00.0000 (Cat. internat.: #NA)
Nationality: IRL IRL Ireland
RunnerID: 446636
 

12 search results (12 Events, 887.139 km).  (More)

2019 2 Events, 171.5 km  (More)
08.06.2019 Portumna 100km Ultramarathon (IRL) 100km
10:22:50 h O'Brien, Denis   Overall: 8 M: 7 Cat #NA: 0
09.02.2019 Slí Gaeltacht Mhúscraí (IRL) 71.5km
10:22:29 h O'Brien, Denis MCI  Overall: 53 M: 45 Cat #NA: 0
2018 3 Events, 193.3 km  (More)
15.09.2018 Glen of Aherlow Ultra Trail Run (IRL) 63.3km
7:10:34 h O'Brien, Denis MCI  Overall: 12 M: 10 Cat #NA: 0
05.05.2018 Ballyhoura Trail Ultra Marathon (IRL) 58km
8:14:50 h O'Brien, Denis MCI  Overall: 31 M: 30 Cat #NA: 0
17.03.2018 Slí Gaeltacht Mhúscraí (IRL) 72km
11:14:00 h O'Brien, Denis MCI  Overall: 29 M: 25 Cat #NA: 0
2016 2 Events, 163 km  (More)
11.06.2016 Portumna 100km Ultramarathon (IRL) 100km
10:04:03 h O'Brien, Denis   Overall: 7 M: 7 Cat #NA: 0
30.04.2016 Ballyhoura Mountain Marathon (IRL) 63km
6:40:24 h O'Brien, Denis MCI  Overall: 8 M: 8 Cat #NA: 0
2015 2 Events, 163 km  (More)
19.09.2015 Glen of Aherlow Loop de Loop Ultra Trail Run (IRL) 63km
6:38:30 h O'Brien, Denis MCI  Overall: 3 M: 3 Cat #NA: 0
25.07.2015 Waterfront Ultra Marathon 100K (IRL) 100km
10:57:12 h O'Brien, Denis Marathon Club Ireland  Overall: 7 M: 7 Cat #NA: 0
2014 2 Events, 138.403 km  (More)
06.09.2014 Dingle 50 Mile Ultra Marathon (IRL) 50mi
8:21:15 h O'Brien, Denis   Overall: 11 M: 10 Cat #NA: 0
19.07.2014 Waterfront Ultra Marathon (IRL) 36mi
5:36:33 h O'Brien, Denis   Overall: 8 M: 7 Cat #NA: 0
2013 1 Event, 57.936 km  (More)
27.07.2013 Waterfront Ultra Marathon (IRL) 36mi
5:16:23 h O'Brien, Denis   Overall: 10 M: 9 Cat #NA: 0

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 2019 2018 2016 2015 2014 2013
50mi 8:21:15  
 
 
 
8:21:15
(155/13) 		 
100km 10:04:03 10:22:50
(2134/11) 		 
10:04:03
(1831/8) 		 
 
 

Comparison table

Comparison of performances in races with multiple participations

   2019 2018 2016 2015 2014 2013
Slí Gaeltacht Mhúscraí 2 10:22:29 11:14:00        
Ballyhoura Mountain Marathon 2   8:14:50 6:40:24      
Glen of Aherlow Loop de Loop Ultra Trail Run 2   7:10:34   6:38:30    
Waterfront Ultra Marathon 2         5:36:33 5:16:23
Portumna 100km Ultramarathon 2 10:22:50   10:04:03