William Gustav of Anhalt-Dessau
| William Gustav | |
|---|---|
| Hereditary Prince of Anhalt-Dessau | |
| Born | 20 June 1699 Dessau, Anhalt-Dessau  | 
| Died | 16 December 1737 (aged 38) Dessau, Anhalt-Dessau  | 
| morganatic wife | Johanna Sophia Herre | 
| House | Ascania | 
| Father | Leopold I, Prince of Anhalt-Dessau | 
| Mother | Anna Louise Föhse | 
William Gustav of Anhalt-Dessau (20 June 1699 – 16 December 1737) was a German prince of the House of Ascania and heir to the principality of Anhalt-Dessau.
He was born in Dessau, the eldest son of Leopold I, Prince of Anhalt-Dessau, by his morganatic wife Anna Louise Föhse.