George Gray Leiper (February 3, 1786 – November 18, 1868) was a Jacksonian member of the U.S. House of Representatives from Pennsylvania, serving one term from 1829 to 1831.

[4][5] In 1814, Leiper served as a first lieutenant with the Delaware County Fencibles, and performed his duties near Brandywine Creek.

He was then appointed as an associate judge of the courts of Delaware County on February 25, 1843.

[9] Reappointed to that position on February 16, 1848, he served until December 1, 1851, when the office became elective.

[10] Leiper died at his home, “Lapidea,” on Crum Creek in Delaware County, Pennsylvania on November 18, 1868, and was interred in the Ridley Presbyterian Church Cemetery in Ridley Township, Pennsylvania.