| Michael J. McEttrick | |
| State: | Massachusetts |
| Term Start: | March 4, 1893 |
| Term End: | March 3, 1895 |
| Preceded: | Joseph H. Walker |
| Succeeded: | Harrison Henry Atwood |
| Office2: | Member of the Massachusetts State Senate |
| Term Start2: | January 1, 1892 |
| Term End2: | December 31, 1892 |
| Term Start3: | January 1, 1908 |
| Term End3: | December 31, 1908 |
| Constituency3: | 4th Suffolk |
| Succeeded3: | James H. Doyle |
| Office4: | Member of the Massachusetts House of Representatives |
| Term Start4: | 1885 |
| Term End4: | 1891 |
| Term Start5: | 1906 |
| Term End5: | 1907 |
| Term Start6: | 1913 |
| Term End6: | 1913 |
| Birth Date: | June 22, 1848 |
| Birth Place: | Roxbury, Boston, Massachusetts |
| Death Place: | Boston, Massachusetts |
| Party: | Democrat |
| Alma Mater: | Roxbury Latin School |
| Profession: | Civil engineer |
Michael Joseph McEttrick (June 22, 1848 – December 31, 1921) was a U.S. Representative from Massachusetts.
McEttrick was born in Roxbury, Massachusetts, he graduated from the Washington Grammar and the Roxbury Latin Schools.
He became a journalist.He served as assistant assessor of Boston in 1884.He served as a member of the Massachusetts House of Representatives 1885-1891 and chairman of the Democratic members of the house.He served in the Massachusetts State Senate in 1892.
Mcettrick was elected as an Independent Democrat to the Fifty-third Congress (March 4, 1893 – March 3, 1895).He was an unsuccessful candidate for renomination in 1894 to the Fifty-fourth Congress.
In 1892 and 1894 McEttrick ran for Congress as an independent Democratic for Congress in Massachusetts 10th Congressional District.
He won in 1892 and lost in 1894.
McEttrick won the 1892 election defeating Republican Harrison H. Atwood in a four way race.
McEttrick lost the 1894 election to Republican Harrison H. Atwood.
McEttrick was again a member of the State house of representatives in 1906, 1907, and 1913.
McEttrick served in the State Senate in 1908 representing the Fourth Suffolk District.
McEttrick engaged in the real estate business in Boston, Massachusetts, until his death there on December 31, 1921.McEttrick was interred in Calvary Cemetery.