| Hans-Dieter Weisshaar's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Hardrock 100 2015 | Germany | 75 | Friday, July 10, 2015 | DNF |
| The Bear 100 2013 | Germany | 73 | Friday, September 27, 2013 | 34:49:00.00 |
| Hardrock 100 2013 | Germany | 73 | Friday, July 12, 2013 | 47:34:00.00 |
| Hardrock 100 2012 | 72 | Friday, July 13, 2012 | DNF | |
| Hardrock 100 2008 | 68 | Friday, July 11, 2008 | 43:13:00.00 | |
| Hardrock 100 2007 | 67 | Friday, July 13, 2007 | 46:27:01.00 | |
| Hardrock 100 2006 | 66 | Friday, July 14, 2006 | 43:08:40.00 | |
| Hardrock 100 2005 | 65 | Friday, July 8, 2005 | 46:17:31.00 | |
| Hardrock 100 2004 | Germany | 64 | Friday, July 9, 2004 | 41:57:52.00 |
| Hardrock 100 2003 | 63 | Friday, July 11, 2003 | 47:45:32.00 | |
| Hardrock 100 2001 | 61 | Friday, July 13, 2001 | DNF | |
| Hardrock 100 2000 | 60 | Friday, July 7, 2000 | 45:23:46.00 |