Vajin Armstrong
Vajin Armstrong (born Luke Armstrong; 12 May 1980) is an ultra-distance runner from Christchurch, New Zealand. Armstrong is a disciple of Sri Chinmoy. He and his wife Prasasta manage a musical instrument shop.

Races and results 
2010–2012 Kepler Challenge, 1st
2012 American River 1st 
2013 Swiss Alpine Marathon, 2nd 
2013 Zugspitz Ultra Trail, 2nd 
2014 Bedrock50 Ultra, 1st 
2014 Buffalo Stampede Marathon, 1st 
2015 Two Bays 56 km Trail Run, 1st 
2016 Swiss Alpine Marathon, Davos, 1st