| Voice: | Tenor |
| Nationality: | Belgian |
| Year of Birth: | Not entered yet. |
| Year of Death: | 1952 |
Octave Dua (28 February 1882, Ghent - 8 March 1952, Brussels) was a Belgian operatic tenor.
He was born on 28 February 1882 in Ghent.
He made his professional debut at La Monnaie in 1907 as JenÃk in The Bartered Bride. From 1915-1922 he sang for the Chicago Opera Association and from 1919-1921 he performed at the Metropolitan Opera.
In 1922 he had a tumor of the neck removed in Chicago, Illinois.
He was committed to the Royal Opera, London from 1924 to 1939.
He died on 8 March 1952 in Brussels.