| Eliza Willoughby, Lady Middleton | |
| Birth Date: | 16 June 1847[1] |
| Birth Place: | Moy House, Moray, Scotland |
| Death Date: | 27 April 1922 (aged 74) |
| Death Place: | Birdsall House, Yorkshire |
| Occupation: | Writer |
| Parents: | Sir Alexander Gordon-Cumming of Altyre, 3rd Baronet Anne Pitcairn Campbell |
Eliza Maria Gordon-Cumming Willoughby, Lady Middleton (16 June 1847 – 27 April 1922) was a Scottish poet.
Eliza Maria Gordon-Cumming was born on 16 June 1847, the daughter of Sir Alexander Penrose Gordon-Cumming, 3rd Baronet and Anne Pitcairn Campbell. In 1869, she married Digby Wentworth Bayard Willoughby, the future 9th Baron Middleton. She died on 27 April 1922 in Birdsall House.[2]