1805 Pennsylvania's 4th congressional district special election
|Elections in Pennsylvania|
A special election was held in Pennsylvania's 4th congressional district on October 8, 1805 to fill a vacancy left by the death of John A. Hanna (DR) on July 23, 1805, before the first session of the 9th Congress.
|James Duncan||Independent Republican||2,674||29.3%|
Whitehall took his seat December 2, 1805