William C. Plunkett

William Caldwell Plunkett (October 23, 1799 – January 19, 1884) was an American politician who served as the 20th Lieutenant Governor for the Commonwealth of Massachusetts from 1854 to 1855. In 1853 he was a delegate to the state Constitutional Convention. He lived in Adams for over 50 years and held many of the local offices.

William Caldwell Plunkett
20th Lieutenant Governor of Massachusetts
In office
January 12, 1854 – January 4, 1855
GovernorEmory Washburn
Preceded byElisha Huntington
Succeeded bySimon Brown
Personal details
Born(1799-10-23)October 23, 1799
Lenox, Massachusetts
DiedJanuary 19, 1884(1884-01-19) (aged 84)
Adams, Massachusetts
Political partyWhig

He was born on October 23, 1799 in Lenox, Berkshire County, Massachusetts. He died on January 19, 1884 in Adams, Berkshire County, Massachusetts. His father was Patrick Plunkett; his mother was Mary Robinson. He first married Achsah Brown; after her death he married her niece Louisa Brown.


  • Bevra Jane Pease Muirhead (1990), Judge Timothy Brown (1774–1852) Late of Elbridge, Onondage Co., NY. His Ancestry and Some of His Descendants, Eden, New York; Hamburg, New York: Artcraft Printing, Inc.
Political offices
Preceded by
Elisha Huntington
Lieutenant Governor of Massachusetts
1854 – 1855
Succeeded by
Simon Brown