Karl August, Prince of Waldeck and Pyrmont
| Karl August | |
|---|---|
 Portrait by Johann Georg Ziesenis | |
| Prince of Waldeck and Pyrmont | |
| Reign | 1 January 1728 – 29 August 1763 |
| Predecessor | Friedrich Anton Ulrich |
| Successor | Friedrich Karl August |
| Born | 24 September 1704 Hanau, Waldeck |
| Died | 29 August 1763 (aged 58) Arolsen, Waldeck and Pyrmont |
| Spouse | Countess Palatine Christiane Henriette of Zweibrücken-Birkenfeld |
| Issue | Prince Charles Friedrich Karl August, Prince of Waldeck and Pyrmont Prince Christian George I, Prince of Waldeck and Pyrmont Princess Caroline Princess Louise Prince Louis |
| House | House of Waldeck and Pyrmont |
| Father | Friedrich Anton Ulrich, Prince of Waldeck and Pyrmont |
| Mother | Countess Palatine Louise of Zweibrücken-Birkenfeld |
Karl August Friedrich of Waldeck and Pyrmont (24 September 1704 – 29 August 1763) was Prince of Waldeck and Pyrmont and commander of the Dutch forces in the War of Austrian Succession.