Di Mario was born in
Rome. She started her sport career as a swimmer, moving to water polo aged 15. After playing for Vis Nova Roma, in 1997-1998 she moved to
Orizzonte Catania for which, , she is still playing. With Catania she won a total of fifteen Italian national titles, five
European Champions Cups and one
European Super Cup. She debuted with
Italian national team in 1999 in the European Games held in
Prato, where Italy won the gold medal. With Italy she also won the European gold medal at
Ljubljana in 2003 and at
Eindhoven in 2012 (MVP) and two silver medals at
Budapest in 2001 and
Belgrade in 2006. Di Mario took part to five world championships: in 2001 at Fukuoka, at
Barcelona in 2003,
Montreal in 2005 (top scorer),
Melbourne in 2007,
Rome in 2009,
Barcelona in 2013 and
Kazan in 2015 (winning a total of one gold, one silver medala and one bronze), after which she left the national team. At the
2004 Summer Olympics she was part of the team winning the
gold medal. She returned playing for Italy's national team in 2012. ==See also==