There's Cliff Young's win in the 875km Westfield Sydney to Melbourne Ultramarathon.
> While the other competitors stopped to sleep for six hours, Young kept running. He ran continuously for five days, taking the lead during the first night and eventually winning by 10 hours
> While the other competitors stopped to sleep for six hours, Young kept running. He ran continuously for five days, taking the lead during the first night and eventually winning by 10 hours
https://en.wikipedia.org/wiki/Cliff_Young_(athlete)