Select your language:
Marathon Deutsche Weinstraße 2026   HaWei50 50km Ultralauf 28.2.2026   3h, 6h, 12h, 24h of Santander  
Name: Sitzmann, Holly   Submit Personal Website Send Link 
Club:  
Residence: Washington, DC
Year of birth: 1973 (Cat. german: W50)
Date of birth: 14.06.1973 (Cat. internat.: W50)
Nationality: USA USA United States
RunnerID: 424073
 

16 search results (16 Events, 1538.761 km).  (More)

2025 1 Event, 160.934 km  (More)
25.-26.10.2025 Javelina Jundred 100 Mile Endurance Run (USA) 100mi
28:53:24 h Sitzmann, Holly *Washington, DC  Overall: 438 F: 144 Cat W50: 11
2023 2 Events, 241.401 km  (More)
28.-29.10.2023 Javelina Jundred 100 Mile Endurance Run (USA) 100mi
29:35:54 h Sitzmann, Holly *Washington, DC  Overall: 502 F: 178 Cat W50: 11
15.-16.07.2023 Tahoe Rim Trail 50M Endurance Run (USA) 50mi
20:59:11 h Sitzmann, Holly *Washington, DC  Overall: 86 F: 33 Cat W50: 2
2022 3 Events, 260.934 km  (More)
29.-30.10.2022 Javelina Jundred 100 Mile Endurance Run (USA) 100mi
29:18:42 h Sitzmann, Holly *Washington, DC  Overall: 376 F: 139 Cat W45: 25
08.10.2022 High Bridge Ultra 50K (USA) 50km
7:09:53 h Sitzmann, Holly   Overall: 52 F: 15 Cat W45: 1
30.04.2022 Ultra Race of Champions (UROC) 50K (USA) 50km
7:52:55 h Sitzmann, Holly *Washington, DC  Overall: 49 F: 15 Cat W45: 3
2021 2 Events, 138.081 km  (More)
26.09.2021 12 Hour Adventure Trail Run (USA) 12h
62.764 km Sitzmann, Holly *Washington, DC  Overall: 32 F: 7 Cat W45: 1
14.08.2021 Hamster Endurance Runs 12 Hour Run (USA) 12h
75.317 km Sitzmann, Holly *Pullman, WA  Overall: 8 F: 4 Cat W45: 1
2019 2 Events, 236.251 km  (More)
26.-27.10.2019 Javelina Jundred 100 Mile Endurance Run (USA) 100mi
27:31:17 h Sitzmann, Holly *Pullman, WA  Overall: 283 F: 81 Cat W45: 11
21.09.2019 Hamster Endurance Runs 12 Hour Run (USA) 12h
75.317 km Sitzmann, Holly *Pullman, WA  Overall: 8 F: 4 Cat W45: 2
2018 1 Event, 160.934 km  (More)
27.-28.10.2018 Javelina Jundred 100 Mile Endurance Run (USA) 100mi
28:24:56 h Sitzmann, Holly *Pullman, WA  Overall: 300 F: 84 Cat W45: 14
2017 2 Events, 130.467 km  (More)
28.10.2017 ORRC Autumn Leaves 50 Mile Run (USA) 50mi
10:56:41 h Sitzmann, Holly *Pullman, WA  Overall: 18 F: 4 Cat W40: 2
26.02.2017 The Columbia Trail Masters (THA) 50km
7:37:52 h Sitzmann, Holly   Overall: 97 F: 23 Cat W40: 4
2015 1 Event, 50 km  (More)
02.08.2015 The Columbia Trail Masters (THA) 50km
7:32:33 h Sitzmann, Holly   Overall: 107 F: 16 Cat W40: 3
2014 1 Event, 79.292 km  (More)
12.07.2014 Dirty Dozen 12h Endurance Run (USA) 12h
79.292 km Sitzmann, Holly *Washington  Overall: 28 F: 12 Cat W40: 2
2013 1 Event, 80.467 km  (More)
01.06.2013 Endurance Challenge - Washington D.C. Trail 50 Miles (USA) 50mi
12:44:27 h Sitzmann, Holly *Washington, DC  Overall: 252 F: 59 Cat W35: 10

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 2023 2022 2021 2019 2018 2017 2015 2014 2013

Comparison table

Comparison of performances in races with multiple participations

   2025 2023 2022 2021 2019 2018 2017 2015 2014 2013
Javelina Jundred 100 Mile Endurance Run 5 28:53:24 29:35:54 29:18:42   27:31:17 28:24:56        
The Columbia Trail Masters 2             7:37:52 7:32:33    
Hamster Endurance Runs 12 Hour Run 2       75.317 75.317