He is unlikely to achieve a spot in the highly competitive USA track team for the Rio Olympics, but will fancy his chances to make the Games as a sevens player, as the sport is included at the Olympics for the first time in 2016.
With the All Blacks very secretive around player performance statistics it's hard to compare the quickest All Black to Isles or Bolt, but Julian 'Better than Jonah' Savea is surely still a more dangerous prospect on the wing than the American.
Then again he has lost a running race to Dane Coles.
Best 100m times
Usain Bolt (world record holder) - 9.58 secs
Carlin Isles (Fastest in rugby sevens) - 10.13
Tonderai Chavhanga (Fastest in Super Rugby) - 10.27
Bryan Habana (Springbok) - 10.4
Joe Rokocoko (former All Black) - 10.66
Doug Howlett (former All Black) - 10.68
Jonah Lomu (former All Black) - 10.8