Peter Byerly came into Baltimore County from Montgomery Co. and bought land in 1797, died 1825 his wife's name Catherine. To Peter and Catherine were born the following:
Jacob Byerly, farmer, b-1801 d-1854, married Elizabeth Gill, daughter of Edward Gill and to them born Camilla, b-1843, who married Elijah Benson and to them born Jacob Benson and Ella. Jacob married Ann Zouck and Ella married H. S. Pitts.
Thomas Byerly, farmer, b-2-28-1800, d-11-9-1867, married Elizabeth Lammott Gill, widow of James Gill and to them born William Byerly.
William Byerly, farmer and one time Judge of the Orphans Court of Baltimore County, b-1841, d-1922, married (1) Jane Ann Zouck and to them born Thomas Watts Byerly, M.D., Peter and Elizabeth (Betty). (2) Annie I. Houck and to them born William, May, John, Carrie and George. (3) Rose Wheeler Houck, no issue.