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| Frederick Augustus | |
|---|---|
| Count Rutowsky | |
 | |
| Born | 19 June 1702 Warsaw/Dresden |
| Died | 16 March 1764 (aged 61) Pillnitz |
| Spouse | Princess Ludovika Amalie Lubomirska |
| Issue | August Joseph, Count Rutowsky |
| House | Wettin |
| Father | Frederick Augustus I, Elector of Saxony |
| Mother | Fatima (Maria Anna of Spiegel) |
Frederick Augustus, Count Rutowsky (also written Rutowski) (Warsaw/Dresden [?], 19 June 1702 – Pillnitz, 16 March 1764), was a Saxon field marshal who commanded Saxon forces in the Siege of Pirna during the Seven Years' War.