Marian Oprea is a Romanian athlete, competing in triple jump, who won the silver medal at the 2004 Olympic Games.
Oprea was born in Piteşti.
His personal best is 17.81 meters. He took his first major medal at the 2000 World Junior Championships in Athletics, winning the gold with a jump of 16.41 m. He suffered a serious knee injury (tendonitis) and missed the 2009 World Championships in Athletics as a result.
He opted to undergo major surgery and brought an end to a two-year-long injury hiatus with a jump of 16.88 m in May 2010.
He proved himself to return to peak fitness with a silver medal performance at the 2010 European Athletics Championships (jumping 1751 m) and then taking the gold medal at the 2010 IAAF Continental Cup later that season.