Robert Hargraves Casserley is a UK emergency and family doctor and mountaineer who has reached the peak of Mount Everest eight times. He appeared in the BBC documentary ''

Everest ER The Everest ER is a seasonal tent-based medical clinic at the Everest base camp (17,600 ft/5350m) founded in 2003 by Dr. Luanne Freer, a volunteer physician for the nonprofit Himalayan Rescue Association (HRA) in Nepal and Associate Medical D ...

''. Casserley was the first Westerner to twice double-summit Everest in one week. He was a guide on Everest in 2015 during the

2015 Mount Everest avalanches During the afternoon of 25 April 2015, a MW 7.8 earthquake struck Nepal and surrounding countries. Shaking from the quake triggered an avalanche from Pumori into Base Camp on Mount Everest. At least twenty-two people were killed, surpassing an ...

. During his 2015 expedition, an earthquake hit Nepal causing an avalanche at Everest base camp, which his team survived. Prior to that, he had reached the summit eight times.

References

Year of birth missing (living people) Living people British summiters of Mount Everest 21st-century British medical doctors {{Climbing-bio-stub