Olga Borisovna Voronets (Ольга Борисовна Воронец) was a leading Russian mezzo-soprano folk singer of the 1960s and 1970s. She was named a People's Artist of Russia in 1978.

Voronets was born on 12 February 1926 in Smolensk. She attended the VGIK and the Sokolniki opera school. Having made her debut at the age of 21, Voronets gained a wider audience after the International Folk Song Festival in 1956. In the 1960s, Voronets rivalled Lyudmila Zykina in popularity. Her best known songs include "Zachem vy devushki krasivykh lyubite", "Sladka yagoda", "Glyazhu v ozera siniye", "Ya Zemlya". She toured many Socialist states, theRussian Far East, Japan, South America, Denmark, and the Netherlands.

Since her husband's death in 2012, Olga Voronets has been living alone in Moscow. She has no children. Voronets has been an honorary citizen of Smolensk since 2009. In 2010, she suffered a stroke.