Vitaly Grusac (born 11 September 1977) is a Moldovan boxer from Grimancauti village (a well-known Moldavian boxing centre), who competed in the Welterweight division (67 kilograms [148 lb]) at the 2000 Summer Olympics, winning the bronze medal.
Grusac qualified for the 2004 Summer Olympics by ending up in second place at the 4th AIBA European 2004 Olympic Qualifying Tournament in Baku, Azerbaijan.