Noteable Alumni of The Sigma Phi Society

• Thomas Fielders Bowie - One of the founding members of Sigma Phi and member of the thirty fourth and thirty fifth Congress of the United States.
• Sen. Elihu Root - U.S. Secretary of War and U.S. Secretary of State in the administration of Theodore Roosevelt. Root was a Nobel Peace Prize Winner, and U.S. Senator.

• Earl Warren - Chief Justice of the U.S. Supreme Court, Governor of California, member of the Bohemian Grove.
• James Schoolcraft Sherman - Vice President under William Howard Taft.
• Arthur C. Nielsen Jr. - son of Arthur C. Nielsen creator of Nielsen Ratings (both were Sigma Phi members).
• Henry Rathbone - major in the U.S. army during the Civil War and present in Lincoln's booth at Ford's Theatre; was stabbed tackling John Wilkes Booth.

• Hon. Ken Dryden - NHL Hall of Fame Goaltender and Canadian Member of Parliament.
• Rep. Hastings Keith - United States Congressman from Massachusetts.
• Rep. John Cochrane - United States Congressman, Attorney General of New York, and Brigadier General in the Civil War.
• Philip Will, Jr - co-founder of architecture firm Perkins+Will and President of the American Institute of Architects.
• Ward Wettlaufer - amateur golfer.
• Daniel Butterfield - civil war hero, composer of Taps bugle call.
• Jay Walker - founder of Priceline.com
• John Bigelow - US diplomat to France under Lincoln, NY Secretary of State, published The Autobiography of Benjamin Franklin, helped found the New York Public Library
• Brian Bernard Selchick - Currently a 3rd year law student at Boston College Law School and former managing director of eWired Auctions LLC. Served as the Vice President of Sigma Phi. One of the few brothers to be elected as Student Trustee of Union College and solely oversee and execute all aspects of Union College.