Benjamin Franklin Junkin (November 12, 1822 – October 9, 1908) was an American politician, lawyer, and judge who served a single term in the United States House of Representatives, representing the 16th congressional district of Pennsylvania from 1859 to 1861 as a Republican in the 36th United States Congress.

Following his tenure in Congress, Junkin resumed practicing law in New Bloomfield, serving as president judge of the ninth judicial district from 1871 to 1881.

Junkin served as solicitor of the Pennsylvania Railroad Company from 1886 to his death in 1908.

Junkin married both Ann McGowan and Laura McClurkin; he had two children with the former.

[5] This article incorporates public domain material from the Biographical Directory of the United States Congress