Johann Jacob Eyler married Susanna Maria Fohl. He was born Maar, Lauterbach, Hesse, Germany. He removed from Leacock Township, Lancaster, PA. He was the son of the late Patrus Johann Conrad David Euler b: 16 JUL 1675, and Anna Margaret Gemelcks, who settled in Lancaster, PA. Apparently in America the German family name Euler became Eiler, Eyler, Euler, Oyler and Oller
See genealogy of Eyler families written by John Eiler (Albuquerque NM, 1973).
Contributor: ladyluck (48349858

Children:
(1.) John Frederick Eyler b: 5 Feb. 1743 in Hanover, York, PA. married Anna Barbara Yeager b: 8 JAN 1748 in York County PA. After her death married Solome Himes.
(2.) Johanne Jacob Eyler b: 6 May 1744 in York County, PA. married Susanna Watner.
(2.) Valentine Eyler b: 14 Feb. 1745 married Susanna Shanks, removed to Ohio.
(3.) Paulus (Oyler) Eyler b: abt. 1746
(4.) Conrad Eyler b: 1749 married, Anna Barbara Fox b: 1748.
(5.) Peter Eyler b: abt. 1749 married, Catherine Fisher, removed to W.VA.
(6.) Anna Maria Eyler b: abt. 1751 married, Benjamin Waddle.
(7.) Jonas Eyler b: 22 Nov. 1752 in York, Pennsylvania, married Anna Regina Harbaugh b: 12 Feb 1759.
(8.) Lawrence Eyler b: abt. 1754 married, Mary Magdalen Miller b: ABT 1750.
(9.) John Eyler b: abt. 1757 married, Margaret Wetzel.
(10.) Catherine Eyler b: abt. 1759, married John Link.
(11.) Margaret Eyler b: 8 Apr. 1763 married, Theodore George Albright Kauffman, b: 7 May 1743.
12.) Motelena Eyler b: abt. 1763
(13.) Maria Barbara Eyler b: abt. 1761 married, John George Harbaugh Jr. b: 11 Aug. 1747, the widower of Elizabeth Binkele.
(14.) Hans Nicholas Eyler b: abt. 1768
Source: Antietam Ancestors Volume I, number 3, Summer 1984. published quarterly by The Mount Airy, P. O. Box 162, Waynesboro, PA. Waynesboro Historical Society, Publisher.
Compiled by Mike Hahn 46770538

Nov 20, 1797. Orphan's Court records Vol. 6, pages 209 and 210 and Vol 2, pages 32 and 33 of Bedford County, PA. Jacob Oyler (Eiler) of Bedford Township, Pa. died intestate. [Note: This is Jacob Euler, Senior, formerly of York County, PA.] Conrad Eiler, his 4th son, filed a petition in Court expressing his late father's wishes. In the petition all the heirs are named as follows: 1) Frederick, oldest son, 2) Jacob, 3) Felty, 4) Conrad, 5) Mary intermarried with Benjamin Weddle, 6) Jonas, 7) Peter, 8) Lawrence, 9) John, 10) Catherine intermarried with John Link, 11) Margaret intermarried with George Coffman, 12) Barbara intermarried with George Hubaugh, 13) Moletena intermarried with Gason Wolf.

The record is available for free on Family Search under that county