Notes:

"This family was of considerable antiquity in Wales, and the neighboring county of Hereford, Sir Thomas Caswall, a knight of the Holy Wars, was buried at Leominster. Long subsequently Sir George Caswall had very great estates in that neighborhood and represented Leominster in several parliaments. He left two sons, John and Timothy. John, the elder, left one son, John, father of the In their coat-of-arms they used the mullet or star of five points, showing their descent from a younger son; the crest is distinctive of knights who fought in the Holy Wars. The coat-of-arms here given belonged to the Caswells of London and Hampton, being recorded by the heralds at their visitation of Middlesex in 1663, as follows: Arms: Argent, three bars gemelles, and a mullet for difference, sable. Crest: A dexter arm embowed in mail, proper, holding a cross crosslet fitchee, or. Richard Caswell, Esq., of London, married Mary, daughter of Richard Slany, Esq., of the county of Salop, and among their chilren were Thomas and George, the third and fourth sons. (I) Thomas Caswell, who seems to have been the Thomas, son of Richard, above mentioned, was one of the first settlers in Taunton, Massachusetts, which was incorporated in 1639. He reached the Colonies in about the year 1640, and tradition states that he came from Somersetshire, England. His descendants in this country at the present time are very numerous, and in the year 1900 numbered nearly four thousand. He had ten children five sons and five daughters: Stephen, Thomas, Peter, John, Samuel, mentioned further: Mary, Hannah, Elizabeth, Abigail, Hester.

https://www.findagrave.com/memorial/33831791/thomas-caswell

Born 20 Oct 1618 in Somerset, Leominster, Hereford, England to Richard & Mary (Slany) Caswell.
Married Mary before 1648.
Child:
Samuel Caswell, Sr.

Thomas married Mary Ann Sanderson [Group Sheet]