| Frederick III | |
| Margrave of Brandenburg-Ansbach | |
| Noble Family: | Hohenzollern |
| Father: | Joachim Ernst, Margrave of Brandenburg-Ansbach |
| Mother: | Sophie of Solms-Laubach |
| Birth Date: | 1 May 1616 |
| Birth Place: | Ansbach |
| Death Place: | Nördlingen |
Frederick III, Margrave of Brandenburg-Ansbach (1 May 1616, Ansbach - 6 September 1634, Nördlingen) was a German nobleman. He was the eldest son of Joachim Ernst, Margrave of Brandenburg-Ansbach, who he succeeded in 1625. He was killed at the Battle of Nördlingen in 1634 unmarried and without issue, meaning he was succeeded by his younger brother Albert II.
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