| Name: | Cairns, Isobel (Izzy) |
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| Club: | Hunters BOG Trotters | ||
| Residence: | Innerleithen | ||
| Year of birth: | 1978 | (Cat. german: W45) | |
| Date of birth: | hidden | (Cat. internat.: W45) | |
| Nationality: | GBR ![]() |
United Kingdom | |
| RunnerID: | 791129 | ||
53 search results (45 Events, 4423.01 km). (More)
| 2025 | 1 Event, 160.934 km (More) | ||||
|---|---|---|---|---|---|
| 16.-17.08.2025 | Mauerweglauf 100 Meilen Berlin (GER) | 100mi | |||
| 18:22:54 h | Cairns, Isobel (Izzy) | *Scotland | Overall: 26 | F: 9 | Cat W45: 1 |
| 2023 | 2 Events, 214.042 km (More) | ||||
| 12.-13.08.2023 | Mauerweglauf 100 Meilen Berlin (GER) | 100mi | |||
| 18:03:43 h | Cairns, Isobel (Izzy) | Hunters BOG Trotters | Overall: 13 | F: 5 | Cat W45: 1 |
| 11.03.2023 | D33 – Deeside Way Ultra (GBR) | 33mi | |||
| 4:34:52 h | Cairns, Isobel (Izzy) | Hunters Bog Trotters | Overall: 14 | F: 1 | Cat W40: 1 |
| 2022 | 3 Events, 275.307 km (More) | ||||
| 13.-14.08.2022 | Mauerweglauf 100 Meilen Berlin (GER) | 100mi | |||
| 19:25:10 h | Cairns, Isobel (Izzy) | Hunters Bog Trotters | Overall: 28 | F: 4 | Cat W40: 3 |
| 02.04.2022 | Kielder 50km Ultra Trail (GBR) | 50km | |||
| 6:13:20 h | Cairns, Isobel (Izzy) | HBT | Overall: 60 | F: 13 | Cat W40: 2 |
| 06.03.2022 | Barry 40 Mile Track Race (GBR) | 40mi | |||
| 5:52:37 h | Cairns, Isobel (Izzy) | Hunters BOG Trotters | Overall: 11 | F: 3 | Cat W40: 2 |
| 2021 | 3 Events, 289.68 km (More) | ||||
| 11.-12.09.2021 | Robin Hood 100 (GBR) | 100mi | |||
| 22:04:00 h | Cairns, Isobel (Izzy) | Hunters Bog Trotters | Overall: 10 | F: 1 | Cat W40: 1 |
| 14.08.2021 | Run to the Castle Ultra (GBR) | 40mi | |||
| 8:01:53 h | Cairns, Isobel (Izzy) | Overall: 4 | F: 2 | Cat W40: 1 | |
| 23.05.2021 | Barry 40 Mile Track Race (GBR) | 40mi | |||
| 5:50:25 h | Cairns, Isobel (Izzy) | Tynebridge Harriers | Overall: 12 | F: 5 | Cat W40: 2 |
| 2020 | 2 Events, 225.307 km (More) | ||||
| 05.-06.09.2020 | Thames Path 100 (GBR) | 100mi | |||
| 23:34:05 h | Cairns, Isobel (Izzy) | Tyne Bridge Harriers | Overall: 100 | F: 8 | Cat W40: 3 |
| 01.03.2020 | Barry 40 Mile Track Race (GBR) | 40mi | |||
| 6:46:24 h | Cairns, Isobel (Izzy) | Tynebridge Harriers | Overall: 18 | F: 4 | Cat W40: 3 |
| 2019 | 2 Events, 260.934 km (More) | ||||
| 17.-18.08.2019 | Mauerweglauf 100 Meilen Berlin (GER) | 100mi | |||
| 21:29:08 h | Cairns, Isobel (Izzy) | Tyne Bridge Harriers | Overall: 88 | F: 17 | Cat W40: 5 |
| 06.-07.04.2019 | Kielder 100km Ultra Trail (GBR) | 100km | |||
| 14:03:00 h | Cairns, Isobel (Izzy) | Tyne Bridge Harriers | Overall: 30 | F: 5 | Cat W40: 2 |
| 2018 | 2 Events, 260.934 km (More) | ||||
| 11.-12.08.2018 | Mauerweglauf 100 Meilen Berlin (GER) | 100mi | |||
| 19:50:46 h | Cairns, Isobel (Izzy) | Tyne Bridge Harriers (Newcastle) | Overall: 48 | F: 10 | Cat W40: 2 |
| 28.01.2018 | Flitch Way 100k (GBR) | 100km | |||
| 10:00:04 h | Cairns, Isobel (Izzy) | Tyne Bridge Harriers | Overall: 8 | F: 1 | Cat W35: 1 |
| 2017 | 3 Events, 531.081 km (More) | ||||
| 26.-27.08.2017 | Liverpool to Leeds 130 mile Canal Race (LLCR) (GBR) | 130mi | |||
| 33:18:00 h | Cairns, Isobel (Izzy) | Overall: 17 | F: 3 | Cat W35: 2 | |
| 27.-29.05.2017 | 145 mile Grand Union Canal Race (GUCR) (GBR) | 145mi | |||
| 37:45:00 h | Cairns, Isobel (Izzy) | Tyne Bridge Harriers | Overall: 34 | F: 5 | Cat W35: 3 |
| 01.04.2017 | Glasgow-Edinburgh Ultramarathon (GBR) | 55mi | |||
| 8:12:40 h | Cairns, Isobel (Izzy) | Tyne Bridge Harriers | Overall: 10 | F: 2 | Cat W35: 1 |
| 2016 | 2 Events, 103.108 km (More) | ||||
| 27.03.2016 | Self Transcendence 50 km Perth (GBR) | 50km | |||
| 4:11:34 h | Cairns, Isobel (Izzy) | Hunters BOG Trotters | Overall: 27 | F: 6 | Cat W35: 4 |
| 12.03.2016 | D33 – Deeside Way Ultra (GBR) | 33mi | |||
| 4:25:20 h | Cairns, Isobel (Izzy) | Hunters BOG Trotters | Overall: 53 | F: 5 | Cat W35: 2 |
| 2015 | 3 Events, 376.713 km (More) | ||||
| 19.-20.09.2015 | Self-Transcendence 24 Hour Track Race Tooting Bec - 100km Split (GBR) | 100km | |||
| 11:13:00 h | Cairns, Isobel (Izzy) | Tyne Bridge H | Overall: 10 | F: 5 | Cat W35: 1 |
| 19.-20.09.2015 | Self-Transcendence 24 Hour Track Race Tooting Bec (GBR) | 24h | |||
| 135.200 km | Cairns, Isobel (Izzy) | Tyne Bridge H | Overall: 31 | F: 11 | Cat W35: 3 |
| 19.-20.09.2015 | Self-Transcendence 24 Hour Track Race Tooting Bec - 50km Split (GBR) | 50km | |||
| 5:15:53 h | Cairns, Isobel (Izzy) | Tyne Bridge H | Overall: 16 | F: 5 | Cat W35: 2 |
| 20.-21.06.2015 | West Highland Way Race (GBR) | 153km | |||
| 27:44:50 h | Knox, Isobel (Izzy) | Overall: 97 | F: 15 | Cat W35: 3 | |
| 04.04.2015 | Glasgow-Edinburgh Ultramarathon (GBR) | 55mi | |||
| 8:09:02 h | Knox, Isobel (Izzy) | Hunters Bog Trotters | Overall: 7 | F: 1 | Cat W35: 1 |
| 2014 | 2 Events, 165.762 km (More) | ||||
| 17.08.2014 | John Lucas Memorial 50 Mile Ultra Run (GBR) | 50mi | |||
| 7:29:01 h | Knox, Isobel (Izzy) | Overall: 7 | F: 2 | Cat W35: 1 | |
| 26.04.2014 | Highland Fling Race 53 Mile (GBR) | 53mi | |||
| 10:11:21 h | Knox, Isobel (Izzy) | Hunters Bog Trotters | Overall: 112 | F: 14 | Cat W35: 3 |
| 2013 | 3 Events, 236.793 km (More) | ||||
| 13.07.2013 | Clyde Stride – Clyde Walkway Race (GBR) | 40mi | |||
| 6:23:53 h | Knox, Isobel (Izzy) | Overall: 20 | F: 2 | Cat W23: 1 | |
| 31.03.2013 | Self Transcendence 100 km Perth (GBR) | 100km | |||
| 9:13:18 h | Knox, Isobel (Izzy) | Hunters Bog Trotters | Overall: 23 | F: 6 | Cat W23: 3 |
| 31.03.2013 | Self Transcendence 100 km Perth - 50km Split (GBR) | 50km | |||
| 4:10:55 h | Knox, Isobel (Izzy) | Hunters Bog Trotters | Overall: 20 | F: 2 | Cat W23: 1 |
| 12.01.2013 | GB Ultra Country to Capital (GBR) | 45mi | |||
| 6:25:39 h | Knox, Isobel (Izzy) | Overall: 17 | F: 2 | Cat W23: 2 | |
| 2012 | 4 Events, 328.892 km (More) | ||||
| 15.12.2012 | Les 12 hores en pista, Barcelona - 6h Split (ESP) | 6h | |||
| 63.028 km | Knox, Isobel (Izzy) | Overall: 2 | F: 1 | Cat W23: 1 | |
| 15.12.2012 | Les 12 hores en pista, Barcelona (ESP) | 12h | |||
| 114.629 km | Knox, Isobel (Izzy) | Overall: 2 | F: 1 | Cat W23: 1 | |
| 28.10.2012 | Jedburgh Three Peaks ultramarathon (GBR) | 38mi | |||
| 6:46:57 h | Knox, Isobel (Izzy) | Hunters Bog Trotters | Overall: 11 | F: 1 | Cat W23: 1 |
| 22.07.2012 | 100 km Redwick - British Championships (GBR) | 100km | |||
| 9:13:12 h | Knox, Isobel (Izzy) | Hunters Bog Trotters | Overall: 12 | F: 4 | Cat W23: 2 |
| 22.07.2012 | 100 km Redwick (GBR) | 100km | |||
| 9:13:12 h | Knox, Isobel (Izzy) | *Scotland | Overall: 13 | F: 4 | Cat W23: 2 |
| 17.03.2012 | D33 – Deeside Way Ultra (GBR) | 33mi | |||
| 4:10:17 h | Knox, Isobel (Izzy) | Hunters Bog Trotters | Overall: 12 | F: 2 | Cat W23: 1 |
| 2011 | 3 Events, 224.221 km (More) | ||||
| 07.-08.05.2011 | Self-Transcendence 24h Lauf Basel - 12h Split (SUI) | 12h | |||
| 74.220 km | Knox, Isobel (Izzy) | Hunters Bog Trotters | Overall: 69 | F: 12 | Cat W23: 2 |
| 07.-08.05.2011 | Self-Transcendence 24h Lauf Basel (SUI) | 24h | |||
| 74.221 km | Knox, Isobel (Izzy) | Hunters Bog Trotters | Overall: 84 | F: 17 | Cat W23: 2 |
| 27.03.2011 | 100 km Perth (GBR) | 100km | |||
| 8:56:15 h | Knox, Isobel (Izzy) | Hunters Bog Trotters | Overall: 28 | F: 8 | Cat W23: 1 |
| 23.01.2011 | Gloucester Epney 50km (GBR) | 50km | |||
| 3:56:27 h | Knox, Isobel (Izzy) | Hunters Bog Trotters | Overall: 20 | F: 3 | Cat W23: 1 |
| 2010 | 4 Events, 262.975 km (More) | ||||
| 02.10.2010 | The Round Ripon Ultra 35 (GBR) | 35mi | |||
| 6:49:33 h | Knox, Isobel (Izzy) | Hunters Bogtrotters | Overall: 7 | F: 1 | Cat W23: 1 |
| 19.06.2010 | Boddington 100 Km Road Race (GBR) | 100km | |||
| 10:19:55 h | Knox, Isobel (Izzy) | Hunters Bogtrotters | Overall: 21 | F: 6 | Cat W23: 2 |
| 19.06.2010 | Boddington 50 Km Road Race (GBR) | 50km | |||
| 4:39:16 h | Knox, Isobel (Izzy) | Hunters Bogtrotters | Overall: 37 | F: 10 | Cat W23: 1 |
| 21.03.2010 | Cotswold 35.2 mile road race (GBR) | 35.2mi | |||
| 4:44:01 h | Knox, Isobel (Izzy) | Hunters Bogtrotters | Overall: 7 | F: 1 | Cat W23: 1 |
| 2009 | 4 Events, 306.327 km (More) | ||||
| 19.09.2009 | Commonwealth Championships 100 km race (GBR) | 100km | |||
| 9:21:37 h | Knox, Isobel (Izzy) | Team Scotland | Overall: 28 | F: 9 | Cat W23: 3 |
| 10.05.2009 | Fife AC 50km Road Race (GBR) | 50km | |||
| 3:55:21 h | Knox, Isobel (Izzy) | Hunters Bog Trotters | Overall: 7 | F: 1 | Cat W23: 1 |
| 28.03.2009 | 100 km Galway - 50km Split (IRL) | 50km | |||
| 4:01:09 h | Knox, Isobel (Izzy) | Scotland Women's Team | Overall: 21 | F: 5 | Cat W23: 1 |
| 28.03.2009 | 100 km Galway (IRL) | 100km | |||
| 8:43:14 h | Knox, Isobel (Izzy) | Scotland Women's Team | Overall: 22 | F: 5 | Cat W23: 1 |
| 22.02.2009 | Draycote Water 35mi (GBR) | 35mi | |||
| 4:26:20 h | Knox, Isobel (Izzy) | Hunter Bog Trotters | Overall: 11 | F: 1 | Cat W23: 1 |
| 2008 | 2 Events, 200 km (More) | ||||
| 13.09.2008 | Perth Ultra Fest 100K Race - 50km Split (GBR) | 50km | |||
| 4:23:54 h | Knox, Isobel (Izzy) | HBT | Overall: 7 | F: 3 | Cat W23: 1 |
| 13.09.2008 | Perth Ultra Fest 100K Race (GBR) | 100km | |||
| 9:33:07 h | Knox, Isobel (Izzy) | HBT | Overall: 7 | F: 3 | Cat W23: 1 |
| 18.05.2008 | 100 km Cardiff (GBR) | 100km | |||
| 9:40:07 h | Knox, Isobel (Izzy) | Overall: 19 | F: 7 | Cat W23: 2 | |
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 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 2013 | 2012 | 2011 | 2010 | 2009 | 2008 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 50km | 3:55:21 |
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4:11:34
(178/17) |
5:15:53
(1662/35) |
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4:10:55
(151/8) |
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3:56:27
(85/8) |
4:39:16
(443/17) |
3:55:21
(47/4) |
4:23:54
(135/6) |
| 100km | 8:43:14 |
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|
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11:13:00
(495/13) |
|
9:13:18
(95/9) |
9:13:12
(89/5) |
8:56:15
(78/9) |
10:19:55
(183/7) |
8:43:14
(44/6) |
9:33:07
(122/9) |
| 6h | 63.028 |
|
|
|
|
|
|
|
|
|
|
|
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63.028
(112/4) |
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|
|
|
| 12h | 114.629 |
|
|
|
|
|
|
|
|
|
|
|
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114.629
(31/2) |
74.220
(397/9) |
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| 24h | 135.200 |
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|
|
|
|
|
|
|
135.200
(494/25) |
|
|
|
74.221
(731/25) |
|
|
|
Comparison table
Comparison of performances in races with multiple participations
| 2025 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 2013 | 2012 | 2011 | 2010 | 2009 | 2008 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mauerweglauf 100 Meilen Berlin | 5 | 18:22:54 | 18:03:43 | 19:25:10 | 21:29:08 | 19:50:46 | ||||||||||||
| D33 – Deeside Way Ultra | 3 | 4:34:52 | 4:25:20 | 4:10:17 | ||||||||||||||
| Perth Ultra Fest 100K Race | 3 | 9:13:18 | 8:56:15 | 9:33:07 | ||||||||||||||
| Barry 40 Mile Track Race | 3 | 5:52:37 | 5:50:25 | 6:46:24 | ||||||||||||||
| Glasgow-Edinburgh Ultramarathon | 2 | 8:12:40 | 8:09:02 |





