Swimmer who competed in the 2000 Olympic Games in Sydney in the 200-meter freestyle, 400-meter freestyle, and 200-meter individual medley. He has over 140,000 followers on his massi_rosolino Instagram account.
He learned to float when he was 4 years old and took his first swimming course at 6.
He was the world champion in the 200-meter individual medley at the 2001 World Championships in Fukuoka.
His parents are Salvatore Rosolino and Carolyn Rosolino.
He and Filippo Magnini are both Olympic swimmers from Italy.