Charles Orlando Porter (April 4, 1919 – January 1, 2006) was an American lawyer, World War II veteran, and politician from the U.S. state of Oregon.

In a major upset, he narrowly defeated incumbent Republican Harris Ellsworth.

In association with Robert J. Alexander, he wrote The Struggle for Democracy in Latin America, which was published in 1961.

In 1980, Porter made an unsuccessful attempt to win the Democratic primary in the United States Senate election, but lost the nomination to state Senator Ted Kulongoski, who lost the general election.

[1] In 2001, he wrote a resolution calling for the impeachment of the five "transparently political" Supreme Court justices who halted the 2000 presidential election recount in Florida.