Constantine "Gus" Yatron (October 16, 1927 – March 13, 2003) was an American businessman, boxer, and politician who served twelve consecutive terms as a Democratic member of the United States House of Representatives for Pennsylvania's 6th congressional district from 1969 to 1993.

In 1968, he sold 'Yatron Ice Cream' to a local competitor and began to focus on his career in political public service.

In 1968, campaigning as a moderate in support of fiscal responsibility and opposition to further military involvement in the Vietnam War, Yatron was elected to the 91st United States Congress, representing the 6th congressional district of Pennsylvania.

[citation needed] His first major legislation, in 1971, expanded black lung benefits and extended eligibility requirements for afflicted miners, their widows and children.

In 1983, Yatron become the chairman of the House Foreign Affairs Subcommittee on International Organizations, Human Rights and Oversight.