Isaac M. Jordan was a United States Congressman born in Mifflinburg, Union County, Pennsylvania. He served one term, elected as a Democrat to the 48th congress, in Ohios 2nd congressional district, a strong Republican district. He was also one of the founding members of the Sigma Chi fraternity.
In a speech he gave in 1884, he stated the standard by which all pledges and brothers should be judged by, which is now known as the Jordan Standard. Following graduation from Miami, he studied law, was admitted to the bar, and practiced law in Dayton, Ohio and Cincinnati, during which time he changed his middle initial to M to distinguish himself from his brother and law partner Jackson A. Jordan, as he thought people would confuse J.A. and I.A. Jordan. Isaac Jordan may have been born a Pennsylvania farm boy, but his ambitions were far grander than tending animals and harvesting crops. An important part of his lifes journey was set early on when he moved to Ohio with his family and met Ben Runkle, who later described Jordan as a playmate of my boyhood, a schoolmate, and a friend for the long and strenuous years of manhood... with boundless energy, lofty ambitions, gifted with untiring perseverance and the ability that made success a certainty. Jordan and Runkle, who was two years Jor
Source: Wikipedia