Massachusetts House of Representatives' 10th Middlesex district

Massachusetts House of Representatives' 10th Middlesex district in the United States is one of 160 legislative districts included in the lower house of the Massachusetts General Court.

It covers part of Middlesex County.

[1] Democrat John Lawn of Watertown has represented the district since 2011.

[2] The district includes the following localities:[3] The current district geographic boundary overlaps with those of the Massachusetts Senate's 1st Middlesex and Norfolk, 3rd Middlesex, and 2nd Suffolk and Middlesex districts.

[4] The district previously covered Brighton, circa 1872.