Back Up Next

SEIBERT, William Henry, M.D., the son of Jacob and Anna Mary (Nonamaker) Seibert, was born February 19, 1850, in West Hanover township, Dauphin county, ten miles east of Harrisburg, Pa. His great-grandfather, John Adam Seibert, emigrated from Germany in the year 1764, and settled in the vicinity of Reading, Pa. He had four children : John, born in 1767 ; Tobias, born in 1769 ; George, born in 1772 ; and Susanna, who was married, first, to Peter Dentzel, and second, to John Mayer, of Paxtang township. John Adam Seibert served in the Revolutionary war, and soon after its close removed to the vicinity of Hummelstown, Dauphin county, where he continued to live until the time of his death.

George Seibert, born November 3, 1772, died May 6, 1837 ; was married to Margaret Brandt, who was born September 13, 1787, and died September 9, 1849. She was the daughter of Jacob and Maria Elizabeth (Windnagle) Brandt, whose children were : Elisabeth, Susan, Margaret, Christian, Maria Ann (Nancy), and John. The parents of Jacob Brandt were Samuel Brandt, born in 1708 and died in 1768, and Rosina Brandt, born in 1712, who emigrated from Germany in 1732, and settled in Paxtang township. Their children were : Christian, John, Peter, Nancy, Elizabeth, Jacob, and Maria. Maria Elizabeth Windnagle, the wife of Jacob Brandt, born December 14, 1753, died 1837, was the daughter of John Mathias Windnagle, born May 14, 1716, died February 28, 1786, and Maria Catharine Ritter, his wife, born April 7, 1717, died February 28, 1786. They emigrated from Switzerland in 1732 and settled near Middletown, Pa. Their descendants are quite numerous and prominent citizens of Dauphin county.

George and Margaret (Brandt) Seibert had children : Elizabeth, born June 17, 1804, married Michael Horner, died September 22, 1853 ; Catharina, born August 10, 1805, married John Peters, died May 22, 1869 ; Anna Maria, born August 10, 1809, married Jacob Gensler, died October 7, 1895 ; Magdalena, born December 10, 1810, died single January 8, 1879 ; Sarah, born April 21, 1812, married Solomon Snyder, died September 23, 1885 ; Susanna, born January 8, 1814, married John Shirk, died December 20, 1847 ; John, born October 28, 1816, late of Palmyra, Pa., died March 20, 1893 ; Jacob, born September 22, 1818, died near Hummelstown, October 9, 1886 ; David, born September 20, 1820, died near Lebanon, Pa., September 3, 1870, and George, born July 13, 1825, living at Union Deposit, Pa.; besides several deceased minor children.

The wife of Jacob Seibert, born September 22, 1818, died October 9, 1886, was Anna Mary Nonamaker, born March 10, 1824, and died February 26, 1858. She was the daughter of John H. Nonamaker, died September 5, 1831, who emigrated from Germany, and Sybilla Slecht, died 1866, the daughter of Matthias Slecht, who also emigrated from Germany. Their children were : Anna Mary, Catharine E., John H., and Charles. The children of Jacob Seibert are : John D., born in 1846, a farmer of Hanover Dale, Dauphin county ; Annie M., born in 1848, of Steelton, Pa.; William H., born in 1850; Susan S., born in 1852, married George W. Dress, of Steelton, Pa.; and George W., born in 1855, a physician of Lebanon, Pa.

William H. Seibert spent his childhood on the farm with his parents, receiving the education afforded by the country schools. Later he attended the select school of the neighborhood, and subsequently taught for five years in the country schools, and studied at Lebanon Valley College. In 1872 he began the study of medicine with John H. Roebuck, M.D., of Hummelstown, Pa., and graduated from the University of Pennsylvania, March 12, 1874. He soon after located in Steelton (then Baldwin), where he has since practiced his profession. On the organization of the town into a borough in 1880, Dr. Seibert was elected a councilman and occupied the position of president of the council. In 1883 he was elected burgess and re-elected for the following term. He has been active in the practice of his profession, and prominent in the business enterprises of the place and vicinity.

Commemorative Biographical Encyclopedia of Dauphin County, Pennsylvania

Transcribed by Leslie Silvernail ( for The Dauphin County, Pennsylvania Genealogy Transcription Project -

Date of Transcription: 11 August 2001

Copyright 2001 - All Rights Reserved: Use, duplication or reproduction for profit or presentation by any person or organization is strictly prohibited.