In 2010, Petrini won
gold medals at both the National Triathlon and Aquathlon Championships, as well as the Italian Junior Cup. At the Everyman's Sprint Triathlon 2010, Petrini again won gold, and finished the year by winning the gold medal at the Aquathlon World Championships in
Budapest. In 2011, Petrini won the
bronze medal at the European Junior
Duathlon Championships, and placed 4th at the European Junior Triathlon Championships. She also took part that year in the French Club Championship Series
Lyonnaise des Eaux, representing the club SASTRI 37 (
Saint-Avertin Sports). At the opening triathlon in Nice (24 April 2011), Petrini placed 21st, finishing second within her club. Petrini lives in Rome and trains at the Olympic high performance centre Acquacetosa. Her coaches are
Alessandro Bottoni and Piergiorgio Conti. == ITU Competitions ==