Simone Prince Alessio (born 14 April 2000) is an Italian taekwondo athlete.

[1] Alessio won the gold medal at the 2019 World Taekwondo Championships in the men's lightweight competition.

He won the gold medal in the men's welterweight event at the 2023 World Taekwondo Championships held in Baku, Azerbaijan.

[3] He defeated Carl Nickolas of the United States in his gold medal match.

He won a bronze medal in the men's 80 kg event at the 2024 Summer Olympics held in Paris, France.