and had Howell, who married Jone, dau. of Grono ap Llowarth, Lord of Kebor, and had Griffith, who married Jonnett, dau. and sole heir of Grono ap Treherne ap Blaith ap Elvarch, Lord of Penrose, in Monmouthshire, a possession which she conveyed to her husband’s family, in whose family it remained several centuries, and the ruins of the mansion are still extant, and by her (whose arms the Byams still bear) Griffith had David. David marrying Maud, dau. to Llewelyn Vaughan, of Lansamllo, had Howel Gam, who marrying Joan, dau. to Adam ap Rees ap Eineon Sais, had Meiric, and Meiric marrying Gwenllian, dau. to Gwyllim ap Jenkin, had Ievan ap Meirick, of Penrose, Esq., (from whom, in the time of his son and grandson, and by the blending of ap that followed their name with his of Ievan, or Evan, came the name of Abyam, and at length Byam;) for this Ievan, or Evan, had a son, Jenkin, or John, that was the first to whom the surname was assigned, and was of Maerdy, in Monmouthshire, and he a son, Thomas, of same place, and who marrying Johanna, dau. of Llewelyn ap Gwyllim, had a son, Edward, who was both of Maerdy, in Monmouthshire, aforesaid, and of Bath, in Somersetshire, in Subsidy Rolls of which city he is included, 45 of Henry VIII., 1545, under the name of Edward Abyam, (the ultimate name as now used being scarcely, as yet, determined,) and this Edward Abyam dying in Jan. 1594, was buried at the Abbey Church, 2 Feb. following, leaving by Welthian, his wife, the dau. of Robert Gamage, (of the Glamorganshire family of that name,) Thomas Byam, his son and heir, of Bath, and Lawrence Byam, ancestor of the family now in question. Lawrence Byam was of Brasennose College, Oxford, and entering into holy orders, he was, on 17th June, 1575, by letters patent under privy seal from Queen Elizabeth, presented to the rectory of Luckham. He married Anne, or Agnes, dau. of Henry Yewings, of Capton, in Stogumber, in co. of Somerset, by whom (who survived her husband, and was buried at Bicknoller, 8 Dec. 1623) he had four sons, all great loyalists in their day, and the three eldest, Henry, John, and Edward, all in holy orders, and of Exeter College, Oxford, (which they entered at the respective dates of 1597, 1599, and 1600.)