Charles Isiah Faddis (June 13, 1890 – April 1, 1972) was a Democratic member of the United States House of Representatives from Pennsylvania.

Faddis served as a sergeant in the Tenth Infantry, Pennsylvania National Guard, on the Mexican border in 1916.

During the First World War he served with the Forty-seventh Regiment, United States Infantry, and the Fourth Ammunition Train.

Faddis was elected as a Democrat to the Seventy-third and to the four succeeding Congresses and served from March 4, 1933, until his resignation on December 4, 1942, to enter the United States Army.

After the war, he was engaged in raising Hereford cattle, producing oil and gas, and operating coal mines.