Nicolae Vacaroiu (Romanian pronunciation: [niko'la.e v?k?'roju]; born on 5 December 1943 in Cetatea Alba, now Bilhorod-Dnistrovskyi in Ukraine) is a Romanian politician, member of the Social Democratic Party, who served as Prime Minister between 1992 and 1996.
Before the 1989 Revolution he worked at the Committee for State Planning, together with Theodor Stolojan.
He was the President of the Senate of Romania for almost eight years, during two legislatures (2000–2004 and 2004–2008).