| Type: | supporting |
| Age Range: | 21 – 40 |
| Gender: | male |
| Voice Part: | bass |
| Vocal Range: | D 2 – E♭ / D# 4 |
| Dancing: | N/A |
| Name | Gender | Vocal Part | Age Range | Role Type |
| Andrea Chenier | male | tenor | 23 – 40 | lead |
| Charles Gerard | male | baritone | 18 – 40 | lead |
| Dumas | male | bass | 40 – 65 | cameo |
| Fleville | male | baritone | 21 – 40 | cameo |
| Fouquier Tinville | male | tenor | 30 – 60 | cameo |
| Il Maestro di Casa | male | bass | 40 – 60 | cameo |
| Il Sanculotto Matheiu | male | baritone | 22 – 40 | cameo |
| La Contessa di Coigny | male | mezzo | 40 – 60 | supporting |
| La Mulatta Bersi | male | mezzo | 25 – 45 | cameo |
| Maddalena di Coigny | female | soprano | 17 – 30 | lead |
| Madelon | male | mezzo | 45 – 65 | cameo |
| Schmidt | male | bass | 30 – 50 | cameo |
| The Abbe | male | tenor | 35 – 65 | cameo |
| Un Incredible | male | tenor | 24 – 45 | supporting |