Unirea National College (Romanian; Moldavian; Moldovan: Colegiul Național "Unirea") is a high school located at 15 Mihai Viteazul Street, Târgu Mureș, Romania.
The school was founded in 1919, after the Union of Transylvania with Romania, as the successor of the local Girls' Economic School. In 1959 it was named "Unirea" and it was moved to its present-day building, which was originally built in 1903−1905 for a Hungarian Catholic college founded in 1702.