Son of an Italian father and an Australian mother, Massimiliano Rosolino grew up in Italy, but lived in Australia from the age of 3 to 6, and he often returned there for long periods of training during his competitive career. An excellent middle distance freestyle swimmer, Rosolino reached his greatest heights in the 200 individual medley: he won the event at the 2000 European Championships, the 2000 Sydney Olympics and the 2001 World Championships. His medal performances span a decade, first medalling at the 1997 European Championships, while winning three medals at the 2008 World Short-Course Championships. In all, Rosolino won 60 medals in international and continental championships, with four Olympic medals, five World Championship medals, 10 World Short-Course Championships medals (1 title in 2006), 21 European Championship medals (7 titles) and 20 European Short-Course medals (7 titles). Rosolino also sports 41 gold medals from Italian Championships between 1995 and 2009, including 13 titles in the 200 m medley. In private life, Rosolino was previously romantically involved with Roberta Capua, Miss Italy of 1986, and second in the 1987 Miss Universe Pageant, but currently has a daughter with dancer Natalia Titova, known for her appearances in the Italian edition of Dancing with the Stars.

Personal Bests: 200 m freestyle – 1:46.60 (2000); 400 m freestyle – 3:43.40 (2000); 200 m IM – 1:58.98 (2000).