Arinadtha "Mint" Chavatanont (born 15 September 1992) is a Thai equestrian. She represented Thailand at the 2020 Summer Olympics, competing in individual and team eventing on her horse Boleybawn Prince. It was the first time a team from Thailand qualified for Eventing at an Olympic Games. She was eliminated due to a crash during the cross country phase. Chavatanont competed internationally in dressage and show jumping before changing to eventing in 2016.