| Gordon Hardman's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| 2021 Silverton Ultra Dirty (60K) | Colorado, US | 70 | Saturday, August 7, 2021 | 13:20:46.00 |
| 2021 Golden Gate Dirty 30 (50K) | Colorado, US | 70 | Saturday, June 12, 2021 | 10:57:01.00 |
| Hardrock 100 2018 | Colorado, US | 67 | Friday, July 20, 2018 | DNF |
| 2018 Golden Gate Dirty 30 (50K) | 67 | Saturday, June 2, 2018 | 10:19:17.00 | |
| The Bear 100 2010 | Colorado, US | 59 | Friday, September 24, 2010 | 29:18:00.00 |
| Hardrock 100 2010 | Colorado, US | 59 | Friday, July 9, 2010 | 43:39:12.00 |
| Hardrock 100 2005 | Colorado, US | 54 | Friday, July 8, 2005 | DNF |
| Hardrock 100 2004 | Colorado, US | 53 | Friday, July 9, 2004 | DNF |
| Hardrock 100 2003 | Colorado, US | 52 | Friday, July 11, 2003 | DNF |
| Hardrock 100 2001 | Colorado, US | 50 | Friday, July 13, 2001 | DNF |
| Hardrock 100 2000 | Colorado, US | 49 | Friday, July 7, 2000 | 34:19:37.00 |
| Hardrock 100 1999 | Colorado, US | 48 | Friday, July 9, 1999 | 34:15:29.00 |
| Hardrock 100 1998 | Colorado, US | 47 | Friday, July 10, 1998 | 38:34:56.00 |
| Hardrock 100 1997 | Colorado, US | 46 | Friday, July 11, 1997 | 35:16:01.00 |
| Hardrock 100 1996 | Colorado, US | 45 | Friday, July 12, 1996 | 33:59:55.00 |
| Hardrock 100 1994 | Colorado, US | 43 | Friday, July 8, 1994 | 35:52:00.00 |
| Hardrock 100 1993 | Colorado, US | 42 | Friday, July 9, 1993 | DNF |
| Hardrock 100 1992 | Colorado, US | 41 | Friday, July 10, 1992 | 35:47:00.00 |