| Costache Antoniu | |
| Birth Date: | 25 February 1900 |
| Birth Place: | Țigănași, Iași County, Kingdom of Romania |
| Death Place: | Bucharest, Socialist Republic of Romania |
| Nationality: | Romanian |
| Occupation: | Actor |
| Yearsactive: | 1939–1965 (film) |
Costache Antoniu (pronounced as /ro/; 1900–1979) was a Romanian stage and film actor.
He graduated in 1926 from the Conservatory of Dramatic Art in Iași. After playing at a theater in Sibiu, he went to the Popular Theater in Bucharest, then at the National Theater in Craiova. He acquired his reputation at the National Theatre Bucharest, where he carried out a rich activity.
Between 1955 and 1970 Antoniu was rector of the Institute of Theater and Cinematography in Bucharest.[1]
| Year | Title | Role | Notes | |
|---|---|---|---|---|
| 1939 | O noapte de pomină | |||
| 1954 | A Lost Letter | Cetățeanul turmentat | ||
| 1956 | Nufărul roșu | |||
| 1957 | Pasărea furtunii | Comandantul | ||
| 1960 | Telegrame | Avocatul statului | ||
| 1960 | Băieții noștri | Moșul cu caruta | ||
| 1960 | Darclee | Charles Gounod | ||
| 1963 | Vacanța la mare | Directorul ONT | ||
| 1964 | Străinul | Profesorul Gridan | ||
| 1965 | Forest of the Hanged | Preotul | ||
| 1965 | Neamul Șoimăreștilor | The Innkeeper | (final film role) |