Internationally, Della Rovere represented Canada at the 2009 and 2010 World Junior Ice Hockey Championships, winning a gold and silver medal respectively.

He has become a valuable prospect in the eyes of the Capitals following a standout season with the Colts in 2008–09 that also saw him earn a spot on Canada's gold medal-winning team at the 2009 World Junior Ice Hockey Championships.

[3] He signed a contract with the Capitals late in the season and made his professional debut with Washington's ECHL affiliate, the South Carolina Stingrays,[3] recording one assist in two games played.

[4] While praised by his coaches and teammates for his hard working attitude, Della Rovere has also been criticized for a lack of discipline on the ice, which he promised to change upon earning a spot on the Canadian roster for the 2010 World Junior tournament.

On August 30, 2015, Della Rovere was revealed at a roster ceremony to have signed a one-year contract abroad with HC Valpellice of the Italian Serie A.