| Post: | Adjutant General |
| Body: | the Commonwealth of Massachusetts |
| Insignia: | Flag of Massachusetts.svg |
| Insigniasize: | 170px |
| Insigniacaption: | Flag of the Commonwealth of Massachusetts |
| Incumbent: | Major General Gary W. Keefe |
| Incumbentsince: | May 2016 |
| Website: | Massachusetts National Guard: The Adjutant General |
The Adjutant General of Massachusetts is the highest-ranking military official in the Commonwealth of Massachusetts and is subordinate to the Governor of Massachusetts. The Adjutant General is a member of the Governor's Cabinet and advises the Governor on military and emergency management matters.[1]
The Adjutant General is the principal military advisor to the Governor and is also responsible for the organization, training and supervision of the Massachusetts National Guard and the Massachusetts State Defense Force.
| Term | Name | |
|---|---|---|
| 13 Mar 1778 – 2 Mar 1782 | Peleg Wadsworth | |
| 2 Mar 1782 – 11 Dec 1785 | Ebenezer Bridge | |
| 11 Dec 1785 – 3 Apr 1788 | Israel Keith | |
| 3 Apr 1788 – 15 Feb 1813 | William Donnison | |
| 22 Feb 1813 – 1 Jun 1816 | ||
| 17 Jun 1816 – 9 Jan 1818 | Ebenezer Mattoon | |
| 3 Feb – 12 Jun 1818 | Fitch Hall | |
| 12 Jun 1818 – 5 Feb 1835 | William H. Sumner | |
| 5 Feb 1835 – 6 Mar 1843 | Henry Alexander Scammell Dearborn | |
| 16 Mar 1843 – 17 Mar 1844 | Joseph E. Boyd | |
| 22 Mar 1844 – 15 Jan 1848 | Henry K. Oliver | |
| 15 Jan 1848 – 6 May 1851 | George H. Devereaux | |
| 6 May 1851 – 2 Apr 1860 | Ebenezer W. Stone | |
| 2 Apr 1860 – 17 Dec 1866 | William Schouler | |
| 17 Dec 1866 – 14 Jan 1879 | James A. Cunningham | |
| 14 Jan 1879 – 4 Jan 1883 | A. Hun Berry | |
| 4 Jan 1883 – 5 Jan 1905 | Samuel Dalton | |
| 5 Jan 1905 – 4 Jan 1906 | William Stopford | |
| 4 Jan 1906 – 15 Mar 1907 | James A. Frye | |
| 15 Mar 1907 – 1 Jan 1908 | James P. Parker | |
| 1 Jan 1908 – 5 Jan 1911 | William H. Brigham | |
| 5 Jan 1911 – 1 May 1914 | Gardner W. Pearson | |
| 2–27 May 1914 | William S. Simmons (acting) | |
| 28 May 1914 – 5 Aug 1916 | Charles H. Cole | |
| 6 Aug 1916 – 16 Mar 1917 | Gardner W. Pearson | |
| 17 Mar – 24 Jul 1917 | E. Leroy Sweetser (acting) | |
| 25 Jul 1917 – 8 Jan 1931 | Jesse F. Stevens | |
| 9 Jan 1931 – 2 Jan 1935 | John H. Agnew | |
| 3 Jan 1935 – 6 Jan 1937 | William I. Rose | |
| 7 Jan 1937 – 4 Jan 1939 | Charles H. Cole | |
| 5 Jan 1939 – 30 Jun 1942 | Edgar C. Erickson | |
| 1 Jul 1942 – 12 Apr 1943 | John H. Sherburne | |
| 13 Apr 1943 – 7 May 1946 | William J. Keville | |
| 1946–1961 | William H. Harrison Jr. | |
| 1961–1964 | Thomas J. Donnelly | |
| 1964–1969 | Joseph M. Ambrose | |
| 1969–1972 | Timothy J. Regan, Jr. | |
| 1972–1982 | Vahan Vartanian | |
| 1982–1987 | Anthony C. Spadorcia | |
| 1987–1993 | Wayne F. Wagner | |
| 1993–1999 | Raymond A. Vezina | |
| 1999–2005 | George W. Keefe (ANG) | |
| 2005–2007 | Oliver J. Mason, Jr. | |
| 2007–2012 | Joseph C. Carter | |
| 2012–2016 | L. Scott Rice (ANG) | |
| 2016–present | Gary W. Keefe (ANG) |