| Louis-Auguste | |
|---|---|
| Duke of Maine Sovereign Prince of the Dombes | |
 Portrait by François de Troy | |
| Born | Louis Auguste de Bourbon 31 March 1670 Château de Saint-Germain-en-Laye, France |
| Died | 14 May 1736 (aged 66) Château de Sceaux, France |
| Burial | Église, Sceaux, France |
| Spouse | |
| Issue | |
| House | Bourbon-Maine |
| Father | Louis XIV of France |
| Mother | Madame de Montespan |
| Signature |  |
Louis-Auguste de Bourbon, duc du Maine (31 March 1670 – 14 May 1736) was an illegitimate son of Louis XIV and his official mistress, Madame de Montespan. The king's favourite son, he was the founder of the semi-royal House of Bourbon-Maine named after his title and his surname.