Martin Oberlin (later changed to Overly) came to America before 1755 (exact date unknown) landing in Philadelphia and settling in the mostly German settlement of Bethel in Lancaster County, Pennsylvania. Martin became a British subject on September 24, 1764 after living in America at least the required seven years. (see below) He had land in Lancaster, Bedford and Westmoreland counties in Pennsylvania. In the 1790s Martin migrated to Fleming County, Kentucky and then to Bourbon County, Kentucky. In 1797 he moved north across the Ohio river and settled in Ross County, Ohio.
He married Eva Marie Nagel on October 14, 1755 and they had six children.
Jacob Overly 1760-1819 Bostian Sebastian Overly 1762-1827 Caspar Overly 1764-1831 Frederick Overley 1765-1848 Martin Jr. Overly 1767-1848 John Christopher(Christopel)Overly 1771-1861.
Becoming a Citizen of His Majesty's Colonies in America:
"Pennsylvania, S. S. Edward Shippen, Jr., Prothonotary of the Supream Court of the Province of Pennsylvania Do hereby certify, That at a Supream Court held at Philadelphia, for the said Province of Pennsylvania, the 24th Day of September, in the Year of our Lord, One Thousand Seven Hundred and Sixty-four,....Martin Oberlin of Bethel, in the County of Lancaster, being a foreigner, and having inhabited and resided for the space of Seven Years in His Majesty's Colonies in America, and not having been out of the same of the said Colonies for a longer Time than Two Months at any one Time during the said Seven Years. And the said Martin Oberlin having produced to the said Court, a Certificate, of his having taken the Sacrament of the Lord's Supper within Three Months before the said Court, took and subscribed the Oaths, and did make and repeat the Declaration (appointed by an Act, made in the First year of the Reign of King GEORGE THE FIRST) according to the Directions of an Act of Parliament, made in the Thirteenth Year of His late Majesty King GEORGE the Second, intituled, An Act for naturalizing such foreign Protestants, and others, therein mentioned, as are settled in any of His Majesty's Colonies in America; and thereupon was admitted to be His Majesty's natural born Subject of the Kingdom of Great Britain, pursuant to the Direction and Intent of the said Act of Parliament. In Testimony whereof, I have hereunto set my Hand, and affixed the Seal of the Supream Court, the 24th Day of September, in the year first above mentioned. Edward Shippen, Jr."
Some biographical information provided by Susanne Grunwald in Hessen/Germany.