Thomson Mason, Chief Justice of the Supreme Court of Virginia

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Thomson Mason, Chief Justice of the Supreme Court of Virginia's Geni Profile

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Thomson Mason

Birthdate: (51)
Birthplace: Stafford County, Province of Virginia
Death: Died in Stafford County, Virginia, United States
Place of Burial: Leesburg, Loudoun, Virginia, USA
Immediate Family:

Son of Lt. Col. George Mason; Ann Stevens Mason (Thomson) and Ann Mason
Husband of Mary King Mason (Barnes); Mary Mason and Westwood Mason
Father of Stevens Thomson Mason, U.S. Senator; Abraham Barnes Thomson Mason; John Thomson Mason; Ann Thomson Chichester and Anne Thomson Chichester
Brother of George Mason; George Mason, IV; Mary Thompson Selden; Stephen Thomson Mason and William Thomson Mason, Hon

Managed by: Dan Cornett
Last Updated:

About Thomson Mason, Chief Justice of the Supreme Court of Virginia

A Patriot of the American Revolution for VIRGINIA. DAR Ancestor # A075015

Thomson Mason (14 August 1733 – 26 February 1785) was a prominent Virginia lawyer, jurist, and Chief Justice of the Supreme Court of Virginia. Mason was a younger brother of George Mason IV, United States patriot, statesman, and delegate from Virginia to the U.S. Constitutional Convention, father of Stevens Thomson Mason, a Colonel in the Continental Army during the Revolutionary War, a member of the Virginia state legislature, and a U.S. Senator from Virginia, and great-grandfather of Stevens T. Mason, first Governor of Michigan.

The DAR's "Lineage Book of the Charter Members" by Mary S Lockwood published in 1895 states he was "patriot and staesman, and signer of the Westmoreland Declaration"

Early life

Mason was born at Chopawamsic plantation in Stafford County, Virginia on 14 August 1733. He was the third and youngest child of George Mason III and his wife Ann Stevens Thomson.


Mason was educated at William and Mary College in Williamsburg, Virginia and then studied law at the Middle Temple in London. Afterwards, he returned to Virginia and was a burgess in the House of Burgesses representing Stafford and Loudoun counties from 1766 to 1775. In 1778, Mason was appointed Chief Justice of the Supreme Court of Virginia and served only briefly before serving as one of five judges in the General Court. From 1779 to 1783, Mason was elected a member of the Virginia House of Delegates and served as chairman of the Committee on Courts of Justice.

Raspberry Plain

In 1760, Mason purchased Raspberry Plain plantation in Loudoun County, Virginia In 1771, Thomson built the mansion at Raspberry Plain. Upon Thomson's death, the Raspberry Plain estate was deeded to his eldest son Stevens Thomson Mason.

Marriages and children

Mason married Mary King Barnes, the only daughter of Colonel Abraham Barnes and his wife Mary King, in 1758. He and Mary had four children:

Stevens Thomson Mason (29 December 1760–9 May 1803)
Abram Barnes Thomson Mason (24 August 1763–12 January 1813)
John Thomson Mason (15 March 1765–10 December 1824)
Ann Thomson Mason Chichester (26 February 1769–29 August 1817)

Mary died on 21 October 1771 in Prince William County, Virginia and was interred in the Mason family graveyard at Gunston Hall and later moved to Raspberry Plain. Six years later on 23 November 1777, Mason married for a second time to Elizabeth Westwood Wallace. He and Elizabeth had four children:

Dorothea "Anne" Anna Thomson Mason Hirst (10 April 1778–5 May 1822)
Westwood Thomson Mason (20 December 1780–1826)
William Temple Thomson Mason (24 July 1782–1862)
George Thomson Mason (died 1873)

Later life

Mason died on 26 February 1785 at Chopawamsic at the age of 51.

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Thomson Mason, Chief Justice of the Supreme Court of Virginia's Timeline

August 14, 1733
Stafford County, Province of Virginia
December 29, 1760
Age 27
Province of Virginia
August 24, 1763
Age 30
March 15, 1765
Age 31
Chopawamsic in Stafford County, Virginia
February 22, 1769
Age 35
Stafford Co., Va
February 26, 1785
Age 51
Stafford County, Virginia, United States