We are happy to announce that the following candidates are selected for the semi-finals of 2021 Paris Opera Competition:
| Zsuzsanna | Ádám | soprano |
| Germán Enrique | Alcántara | baritone |
| Martiniana | Antonie | mezzo-soprano |
| Margo | Arsane | mezzo-soprano |
| Dominic | Barberi | bass |
| Mariam | Battistelli | soprano |
| Ted | Black | tenor |
| Maria | Brea | soprano |
| Spencer | Britten | tenor |
| Ian | Burns | baritone |
| Glen | Cunningham | tenor |
| Margaux | de Valensart | soprano |
| Blake | Denson | baritone |
| William | Desbiens | baritone |
| Charlotte | Despaux | soprano |
| Amber | Fasquelle | mezzo-soprano |
| Kelly | Glyptis | soprano |
| Anna | Harvey | mezzo-soprano |
| Antoin | Herrera-Lopez Kessel | bass |
| Nicholas | Huff | tenor |
| Daegyun | Jeong | baritone |
| Youngkug | Jin | bass |
| Bekta Ozan | Kutlar | bass |
| Anton | Kuzenok | tenor |
| Lara | Lagni | soprano |
| Alix | Le Saux | mezzo-soprano |
| Kiup | Lee | tenor |
| Carolina | López Moreno | soprano |
| Florence | Losseau | mezzo-soprano |
| Azat | Malik | baritone |
| Francesca | Manzo | soprano |
| Ewa | Menaszek | mezzo-soprano |
| Megan | Moore | mezzo-soprano |
| Frederic | Mörth | baritone |
| Gillen | Munguia | tenor |
| Julia | Muzychenko | soprano |
| Toni | Nezic | bass |
| Alexandra | Nowakowski | soprano |
| Diana | Nurmukhametova | soprano |
| Jacobo | Ochoa | baritone |
| Jusung | Park | baritone |
| Laura Lolita | Pereaivana | soprano |
| Maria Carla | Pino Cury | soprano |
| Kseniia | Proshina | soprano |
| Serena | Sáenz Molinero | soprano |
| Luke | Scott | baritone |
| Aytaj | Shikhalizada | mezzo-soprano |
| Nina | Solodovnikova | soprano |
| Olga | Syniakova | mezzo-soprano |
| Deniz | Uzun | mezzo-soprano |
| Elena | Villalón | soprano |
| George | Virban | tenor |
| Hongni | Wu | mezzo-soprano |
| Alina | Wunderlin | soprano |
| Melissa | Zgouridi | mezzo-soprano |