Sam Griffiths is an Australian Eventing rider from Pearcedale in Victoria.

2017 saw him as the Ambassador to the Mitsubishi Motors Adelaide International Horse Trials.

4th individually at the 2016 Rio de Janeiro Olympic Games and part of the Bronze medal winning team.

Winner of the 2014 Event Rider of the Year L'Année Hippique Awards.

[1][2] He was originally selected as the second reserve rider, but entered the team when two other Australian horses were unable to compete.