| Sir Alexander Beresford Hope | |
| Honorific-Prefix: | The Right Honourable |
| Constituency Mp: | Maidstone |
| Parliament: | British |
| Term Start: | 1841 |
| Term End: | 1852 |
| Birth Date: | 1820 1, df=yes |
| Birth Place: | London, England |
| Death Place: | Kilndown, Kent, England |
| Nationality: | British |
| Spouse: | Mildred Cecil |
| Party: | Conservative |
| Relations: | Brother to Henry Thomas Hope |
Sir Alexander James Beresford Beresford Hope PC (25 January 1820 – 20 October 1887), known as Alexander Hope until 1854 (and also known as A. J. B. Hope until 1854 and as A. J. B. Beresford Hope from 1854 onwards), was a British author and Conservative politician.
Beresford Hope was the third and youngest son of Thomas Hope, the writer and patron of art, and his wife the Hon. Louisa Beresford, daughter of William Beresford, 1st Baron Decies, younger son of George Beresford, 1st Marquess of Waterford. The Hope family was of Scottish descent but had been settled in The Netherlands for many years, where they had a successful mercantile and banking business, but had returned to Britain after French troops occupied the country in 1795. Beresford Hope was educated at Harrow and Trinity College, Cambridge.