| Almon Rennie | |
| Birthname: | Almon Secord Rennie |
| Birth Date: | 1882 8, df=yes |
| Birth Place: | Linwood, Ontario, Canada |
| Spouse: | Catherine Mackay m. October 1921[1] |
| Riding: | Oxford South |
| Predecessor: | Thomas Merritt Cayley |
| Successor: | riding dissolved |
| Term Start: | April 1934 |
| Term End: | October 1935 |
| Riding2: | Oxford |
| Predecessor2: | riding created |
| Successor2: | Kenneth Daniel |
| Term Start2: | October 1935 |
| Term End2: | June 1945 |
| Profession: | merchant |
| Party: | Liberal |
Almon Secord Rennie (17 August 1882 - 26 October 1949) was a Canadian businessman and politician. Rennie was a Liberal party member of the House of Commons of Canada. He was born in Linwood, Ontario and became a merchant by career.
Rennie attended schools at Linwood, then Westervelt Business College in London. In 1928 and 1929, he served as Ontario Grand Master for the Independent Order of Odd Fellows, and at one point chaired the association's Home Board based in Toronto.
From 1922 to 1924, Rennie was mayor of Tillsonburg, Ontario, and served as a deputy reeve for Oxford County council.
He was first elected to Parliament at the Oxford South riding in a by-election on 16 April 1934. After riding boundary changes, Rennie won the new Oxford riding in the 1935 election, and re-elected in 1940. Rennie was defeated in 1945 by Kenneth Daniel of the Progressive Conservatives.|- |Liberal|Almon Secord Rennie|align="right"| 6,692 |Conservative|Hon. Donald Sutherland|align="right"| 5,199 |}