Julian MacKay (born 1997 or 1998) is an American ballet dancer. He is the first American to have completed both the lower and upper schools at the Bolshoi Ballet Academy in Moscow. In 2016, he joined the Mikhailovsky Ballet as a second soloist, where he later reached the rank of first soloist. Between 2020 and 2022, he was a principal dancer at the San Francisco Ballet. In 2022, he joined the Bavarian State Ballet.