Massachusetts House of Representatives' 4th Berkshire district

Massachusetts House of Representatives' 4th Berkshire district in the United States is one of 160 legislative districts included in the lower house of the Massachusetts General Court. It covers parts of Berkshire County and Hampden County. Democrat Smitty Pignatelli of Lenox has represented the district since 2003.

In 2022, the district was replaced by Massachusetts House of Representatives' 19th Worcester district.

Towns represented
The district includes the following localities:
 * Alford
 * Becket
 * Blandford
 * Egremont
 * Great Barrington
 * Lee
 * Lenox
 * Monterey
 * Mount Washington
 * New Marlborough
 * Otis
 * Richmond
 * Russell
 * Sandisfield
 * Sheffield
 * Stockbridge
 * Tolland
 * Tyringham
 * Washington
 * West Stockbridge

The current district geographic boundary overlaps with those of the Massachusetts Senate's 2nd Hampden and Hampshire and Berkshire, Hampshire, Franklin and Hampden districts.

Former locales
The district previously covered:
 * Hinsdale, circa 1872
 * Peru, circa 1872
 * Windsor, circa 1872

Representatives

 * John Smith, circa 1858
 * Henry D. Lyman, circa 1859
 * William Henry Carey, circa 1888
 * Henry M. Peirson, circa 1888
 * Charles R. Foote, circa 1920
 * John C. Marshall, circa 1920
 * John Glenn Orr, circa 1920
 * Arthur William Milne, circa 1951
 * Dennis J. Duffin, circa 1975
 * Christopher Hodgkins, 1983–2003
 * William "Smitty" Pignatelli, 2003-current