Mihaela Valentina Runceanu (4 May 1955, Buzău - 1 November 1989, Bucharest) was a Romanian pop singer and vocal techniques teacher. She became a successful vocal singer, her voice being highly appreciated in Romania. Many of her songs were hits, and she released two albums, Mihaela Runceanu and Pentru voi, muguri noi, the latter only one day before she was murdered in her home in Bucharest.
Mihaela Runceanu was born in Buzău, but, soon after, her parents moved to Bacău, where she started school. After moving back to Buzău, Mihaela attended the Music and Plastic Arts High School there. Upon finishing high school in 1974, she went to Bucharest to attend the Ciprian Porumbescu Music Conservatory, from which she graduated in 1978.
She started singing in high-school, and her debut took place in 1976 with a song that was broadcast on the radio. In 1975 and 1976 she participated in several music competitions and festivals. One of her songs was recorded on a Romanian 1976 hits LP.