| Cabinet Name: | 1st Canadian Ministry 1er conseil des ministres du Canada |
| Cabinet Number: | 1st |
| Jurisdiction: | Canada |
| Flag: | Canadian Red Ensign 1868-1921.svg |
| Date Formed: | July 1, 1867 |
| Date Dissolved: | November 5, 1873 |
| Government Head Title: | Prime Minister |
| Government Head: | John A. Macdonald |
| Government Head History: | Premiership of Sir John A. Macdonald |
| State Head Title: | Monarch |
| State Head: | Victoria |
| Represented By Title: | Governor General |
| Represented By: | Viscount Monck Baron Lisgar Marquess of Dufferin |
| Members Number: | 19 |
| Political Party: | Liberal-Conservative Party |
| Legislature Status: | (1867–1872) Majority (1872–1873) Minority |
| Opposition Party: | Liberal Party of Canada |
| Election: | 1867 |
| Budget: | 1867 |
| Previous: | 16th Ministry of the Province of Canada 7th Ministry of New Brunswick 7th Ministry of Nova Scotia |
| Successor: | 2nd Canadian Ministry |
The First Canadian Ministry was the first cabinet chaired by Prime Minister John A. Macdonald. It governed Canada from 1 July 1867 to 5 November 1873, including all of the 1st Canadian Parliament as well as the first eight months of the Second. The government was formed by the Liberal-Conservative Party in coalition with the old Conservative Party of Canada. Macdonald was also Prime Minister in the Third Canadian Ministry.