1. William Frost born say 1500 and died before 15 September 1549 at Glemsford, England. He married say 1525, Philippa (---) born say 1500 and was buried at Ludgate, England 20 January 1557/8. She married secondly at Glemsford on 15 September 1552, John Webb, who was buried at Ludgate on 25 July 1558. William and Philippa had seven children: Roger, John the elder, John the younger, Henry, Audrey, Jane, and another daughter whose name is not given in her father's will.
2. John Frost the younger born about 1530 and was buried at Hartest, England 9 February 1609/10. He married 29 January 1558/9 at Glemsford, England, Ann Scott, born about 1535 and died at Hartest 30 July 1588, daughter of Richard Scott of Glemsford. John married secondly Ellen (---) who as Ellen Frost, widow married in 1610. John and Ann had nine children: Edward, John, Henry, Elizabeth, Anne, Ambrose, Alice, Francis and Elizabeth.
3. Edward Frost was baptized 13 March 1560/1 at Glemsford and was buried 3 August 1616 at Stanstead, England. He married on 26 July 1585 at Glemsford, Thomasine Belgrave, baptized 1 February 1561/2 at Leverington, England and died after 1616, daughter of John and Joanna (Strutt) Belgrave. Among their children were three daughters who came to New England: Elizabeth, Thomasine and Alice who married Thomas Blower.
4a. Elizabeth Frost was baptized 24 March 1587/8 at Glemsford, England and died 20 June 1647 at Sudbury, Massachusetts. She married first November 1605 at Stanstead, England, Henry Rice, born about 1580 and died about 1621 at Stanstead, England, brother of Edmund below. Elizabeth married secondly 24 January 1621/2 at Bury St. Edmonds, England, Philemon Whale, born 27 May 1599 at Chickney England and died 22 February 1675/6 at Sudbury, Massachusetts. Philemon married secondly 9 November 1657 at Sudbury, Elizabeth (---) who died at Sudbury 8 November 1688, widow of Stephen Upson and Hugh Griffin. Elizabeth Frost and Henry Rice had one daughter Elizabeth who married John Moore.
4b. Thomasine Frost was born 11 August 1600 at Stanstead, England and died 13 June 1654 at Sudbury, Massachusetts. She married at Bury, Suffolk, England 15 Octoboer 1618, Edmund Rice, born about 1594 and died 3 May 1663 at Sudbury, Massachusetts, brother of Henry Rice above. After the death of Thomasine, Edmund married Mercy (---) on 1 March 1655 at Sudbury, widow of Thomas Brigham. Thomasine and Edmund had ten children: Mary, Henry, Edward, Thomas, Lydia, Matthew, Daniel, Samuel, Joseph, and Benjamin. By his second wife Mercy, Edmund had two more children: Lydia and Ruth.
"The Paternal Ancestry of Thomasine Frost, Wife of Deacon Edmund Rice of Sudbury, Mass." by Harold F. Porter, Jr., The American Genealogist 63 (1988):129-137.
"The Strutt Ancestry of Thomasine Frost, Wife of Edmund Rice of Sudbury, Mass." by Harold F. Porter, Jr., The American Genealogist 61 (1986):161-166.
Ancestry of John Harrington Stevens & His Wife Frances Helen Miller by Mary Lovering Holman and Winifred L. Holman (2 vols. 1948-1952).
"The English Origin of John Moore of Sudbury, Massachusetts" by John Plummer, The American Genealogist 66 (1991):75-77.
"The English Origins of Philemon Whale of Sudbury, Massachusetts by Robert Charles Anderson," The Genealogist 6 (1985):131-41.