Luigi Braschi Onesti | |
|---|---|
| Duke of Nemi | |
 | |
| Born | 1746 Cesena, Papal States (now Italy) |
| Died | February 9, 1816 Rome, Papal States (now Italy) |
| Noble family | Braschi |
| Spouse(s) | Constanza Falconieri |
| Father | Girolamo Onesti |
| Mother | Giulia Braschi dei Bandi |
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Luigi Braschi Onesti (1745– 9 February 1816), duca di Nemi, was a nephew of Pope Pius VI, who granted him his dukedom.