Alireza Karimi Machiani is an Iranian freestyle wrestler. He won a bronze medal at the 2015 World Championships in the 86 kg division. He was eliminated by J'den Cox of the United States in the third bout at the 2016 Olympics. He is the 2018 Asian Games Champion in the 97 kg division and also won gold medals in the Asian Championships in 2015, 2017 and 2019.