Armand "Mondo" Duplantis (born 10 November 1999) is an American-born Swedish pole vaulter.
Duplantis won gold as a 15-year-old in the boys' pole vault at the 2015 World Youth Championships and holds a number of age group world bests.
He won the gold medal at the 2018 European Championships with a height of 6.05 metres, a new under-20s world record and the silver medal at the 2019 World Championships.