John Jacob Mickley (1697–1769) (born Jean Jacques Michelet) was an early settler of Whitehall Township, Lehigh County, Pennsylvania.

[2] On May 4, 1733, he boarded the ship Hope, sailing from Rotterdam and arriving in Philadelphia on August 28, 1733.

[4] On October 8, 1763, several settlers, including two of his children, Henry and Barbara, were killed in an Indian attack.

In 1913, a granite marker was erected by the Lehigh County Historical Society commemorating those killed in the attack.

His eldest son, John Jacob Mickley (1737–1808), is known for transporting the Liberty Bell, then known as the Pennsylvania State Bell, from Philadelphia to Allentown in September, 1777, where it was hidden underneath floorboards inside the High German Evangelical Reformed Church in Center City Allentown for nine months until June 1778 to avoid the bell's capture by the British Army prior to the British occupation of Philadelphia.