Archives of Maryland
(Biographical Series)

Thomas Bladen (1698-1780)
MSA SC 3520-90


BORN:  in 1698 in Maryland; eldest son.
NATIVE: second generation.
RESIDED:  in England from at least 1712 until 1742; Annapolis, Anne Arundel County, 1742-1747; England, 1747 until death.
FATHER:  William Bladen (1670-1718).
MOTHER:  Anne, daughter of Garrett Van Swearingen and wife Mary Smith.
SISTER:  Anne, who married Benjamin Tasker (Ca. 1690-1768).
NEPHEW:  Benjamin Tasker, Jr. (1720/21-1760).
NIECES:  Ann Tasker (?-1816), who married Samuel Ogle (1694-1752); Rebecca Tasker (1724-?). who married Daniel Dulany, Jr. (1722-1797).
MARRIED:  On July 14, 1737, Barbara, daughter of Sir Theodore Janssen (ca. 1658-1748), immigrated from France to England in 1680, naturalized in 1685, became a baronet in 1714, and wife Willianisa (?-1731); granddaughter of Sir Robert Henley, M.P. Her brothers included Abraham (?-1765); Henry (?- 1766); Stephen Theodore (?-1777). lord mayor of London; and William (?-ca. 1740/41). principal secretary of Maryland from February 1732/33 until death. Her sisters were Mary (?-1748), who married Charles Calvert, 5th Lord Baltimore (1699-1751); and others whose names are unknown. Her nephews were Frederick Calvert, 6th Lord Baltimore (1731/32-1771); Benedict Calvert (ca. 1724-1788). Her niece was Caroline Calvert, who married Robert Eden (1741-1784).
DAUGHTERS:  Harriet (?-1821), who married on March 3, 1767, William Anne Capel, fourth earl of Essex (1732-1799); Barbara, who married on August 31, 1773, Gen. Henry St. John (1738-1818).
EDUCATION:  attended schools in England.
RELIGIOUS AFFILIATION:  Anglican; mother’s family was Catholic.
SOCIAL STATUS AND ACTIVITIES:  Gent., 1720; Esq., 1744; a member of a family prominent in both England and Maryland.
OCCUPATIONAL PROFILE:  officeholder; land speculator.
PROVINCIAL OFFICES:  governor, 1742-1746/47 (commissioned April 1742, sworn in August 1742; dismissed from office by October 1746 because he was “tactless and quarrelsome”; served until his successor was sworn in March 1746/47); surveyor general, Western Shore, 1742-1746; chancellor, 1742-1746/47.
MILITARY SERVICE:  colonel, period of service unknown.
OUT OF COLONY SERVICE:  M.P., Steyning, England, 1727-1734, Ashburton, Devonshire, England, 1735-1741.
LAND AT FIRST ELECTION:  at least 6,955 acres in Charles, Baltimore, and Cecil counties (remaining from at least 16,000 acres in those counties, plus additional acreage in Anne Arundel and Queen Anne’s counties that were inherited from his father; sold 8,870 acres, 1720-1724).
SIGNIFICANT CHANGES IN LAND BETWEEN FIRST ELECTION AND DEATH:  received warrants for ca. 7,400 acres in Prince George’s and Frederick counties. He patented 854 acres of these warrants himself, but sold the certificates for 3,691 acres to others who patented them. The certificates for 2,814 acres remained unpatented. While in Maryland Bladen sold at least 6,850 acres inherited from his father, plus about 1,000 acres in Frederick and Anne Arundel counties that he had obtained by patent and purchase.
DIED:  in 1780 in England.
LAND AT DEATH: 80 acres in Charles County and land in Baltimore County that was confiscated by the state in 1782; holdings in England are unknown.

Source:  Papenfuse, Edward C., et al. A Biographical Dictionary of the Maryland Legislature 1635-1789, Vol. I, A-H.  (Baltimore:  The Johns Hopkins University Press, 1979), 135-136.

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