| Leonard Richardson Cutter | |
| Order1: | Acting |
| Office1: | Mayor of Boston, Massachusetts |
| Term Start1: | November 29, 1873 |
| Term End1: | January 5, 1874 |
| Predecessor1: | Henry L. Pierce |
| Successor1: | Samuel C. Cobb |
| Office2: | Chairman of the Boston Board of Aldermen |
| Term2: | 1873 |
| Successor2: | John Taylor Clark |
| Birth Date: | July 1, 1825 |
| Birth Place: | Jaffrey, New Hampshire |
| Death Place: | Boston, Massachusetts |
| Party: | Democratic |
| Spouse: | Mercy Taylor |
| Children: | Agnes Elizabeth Cutler, Emma Adelaide Cutler |
| Residence: | Boston |
| Alma Mater: | Harvard |
| Occupation: | Grocer, Real Estate Broker |
| Signature: | Leonard Richardson Cutter signature.png |
Leonard Richardson Cutter (July 1, 1825 - July 13, 1894), Chairman of the Board of Aldermen of Boston, Massachusetts, ascended (pursuant to Section 29 of the municipal charter) on November 29, 1873 to the office of acting mayor, with all the powers of mayor except that he did not have mayoral veto authority. Cutter served out the term of Henry L. Pierce after Pierce resigned to serve in Congress.[1]