Democratic Party Massachusetts state senators

Paul W. Mark is the current member of the Massachusetts House of Representatives for the 2nd Berkshire district. The 2nd Berkshire District consists of 16 cities and towns throughout Berkshire and Franklin Counties.

John Francis "Honey Fitz" Fitzgerald (February 11, 1863 – October 2, 1950) was an American Democratic politician from Boston, Massachusetts. He served as a U.S. Representative and Mayor of Boston. He also made unsuccessful runs for the United States Senate in 1916 and 1942 and Governor of Massachusetts in 1922. Fitzgerald maintained a high profile in the city whether in or out of office, and his theatrical style of campaigning and charisma earned him the nickname "Honey Fitz".

Patrick Joseph Kennedy (January 14, 1858 – May 18, 1929) was an American businessman and politician from Boston, Massachusetts. He and his wife, Mary, were the parents of four children, including future U.S. Securities and Exchange Commission Chair and U.S. Ambassador to the United Kingdom Joseph P. Kennedy Sr.. Their grandchildren through Joseph include U.S. President John F. Kennedy, U.S. Attorney General and U.S. Senator Robert F. Kennedy, and longtime U.S. Senator Ted Kennedy.

Shannon Patricia Elizabeth O'Brien (born April 30, 1959 in Boston, Massachusetts) is a Democrat from Massachusetts. O'Brien served in the Massachusetts House of Representatives from 1987 through 1993, in the Massachusetts Senate from 1993 through 1995, and was the Massachusetts State Treasurer from 1999 through 2003. In that last position she became the first woman to be elected in Massachusetts to statewide office by her own accord. She was the Democratic Party nominee in the Massachusetts gubernatorial election, 2002, but lost in the general election to Mitt Romney.

Mark C. Montigny (born June 20, 1961) is a Massachusetts state senator for the Second Bristol and Plymouth district, which includes his hometown of New Bedford and several nearby towns. He is a Democrat who has served since 1993.

Michael John Barrett (born June 27, 1948, in Agana, Guam ) is the state senator for the 3rd Middlesex District of Massachusetts. Barrett served in the State Senate once before, in 1987–1994, representing another district (Cambridge, Belmont, Watertown and the Allston-Brighton neighborhood of Boston), before moving to his present home in suburban Lexington 17 years ago. Even earlier, in 1979–1985, he served in the Massachusetts House of Representatives from Reading, North Reading and a portion of Wilmington.

Barbara A. L'Italien (born January 3, 1961) is an American politician from the state of Massachusetts, serving from January 2015 to 2019 as the State Senator from the 2nd Essex and Middlesex District. She was previously the director of government affairs for the Treasurer and Receiver-General of Massachusetts, Steve Grossman. From 2003 to January 2011 she was a member of the Massachusetts House of Representatives representing the 18th Essex District.

William Richard Keating (born September 6, 1952) is an American politician serving as the U.S. Representative for Massachusetts's 9th congressional district since 2013. A member of the Democratic Party, he first entered Congress in 2011, representing Massachusetts's 10th congressional district until redistricting. Keating's district currently includes Cape Cod and most of the South Coast. He raised his profile advocating for criminal justice issues in both houses of the Massachusetts General Court (1977–1999) before becoming District Attorney (DA) of Norfolk County where he served three terms prior to his congressional tenure.

Stanley C. Rosenberg (born October 12, 1949) is an American politician who served as President of the Massachusetts Senate from January 2015 until December 2017. Rosenberg was elected to the Massachusetts House of Representatives in 1986 and served as the representative for Amherst and Pelham until 1991 when he won a special election for the State Senate seat being vacated by Congressman John Olver. A Democrat, Rosenberg resigned from the Senate on May 4, 2018, amidst a sexual harassment scandal involving his husband, Bryon Hefner.

William J. Foley (March 2, 1887–December 1, 1952) was an American attorney and politician who served as District Attorney of Suffolk County, Massachusetts from 1927 until his death 1952.