| Frederick Forney Foscue | |
| State House1: | Texas |
| District1: | 21st |
| Termstart1: | November 7, 1859 |
| Termend1: | November 4, 1861 |
| Predecessor1: | Thomas Jefferson Johnson James C. Francis |
| Successor1: | Alexander H. Abney William P. Beall |
| State House2: | Texas |
| District2: | 1st |
| Termstart2: | November 2, 1863 |
| Termend2: | August 6, 1866 |
| Predecessor2: | Isaiah Junker |
| Successor2: | Ambrose Kent |
| State Senate3: | Texas |
| District3: | 1st |
| Termstart3: | August 6, 1866 |
| Termend3: | February 7, 1870 |
| Predecessor3: | Rufus K. Hartley |
| Successor3: | Edward Bradford Pickett |
| Birth Date: | September 11, 1819 |
| Spouse: | Mary J. Foscue |
| Children: | 2 |
| Parents: | Benjamin Foscue |
Frederick Forney Foscue (September 11, 1819 – March 3, 1906) was an American politician who served in the Texas House of Representatives from 1859 to 1866 and the Texas Senate from 1866 to 1870.
Foscue was born on September 11, 1819, to Benjamin Foscue and an unknown mother. He was one of 9 children.[1] Later, he married Mary J. Foscue and had 2 children. He died on March 3, 1906.
Foscue was first elected as the representative of the 21st district of the Texas House of Representatives from November 1859 to November 1861. There was more than one representative during the legislature before and after Foscue's term. Foscue was then elected as the representative of the Texas House of Representatives for District 1 from November 1863 to August 1866. His final term was for the 1st district of the Texas Senate from August 1866 to February 1870.[2]