Notable Sigmas:

Politics:
Bro. Nnamdi Azikiwe - Past President, Nigeria
Bro. A. Philip Randolph - Founder, Brotherhood of Sleeping Car Porters
Bro. Huey P. Newton - Co-founder, Black Panther Party
Bro. Ben Brown - Deputy. Dir. of Democratic Party
Bro. Benjamin Chavis - Organizer, Million Man March

Business:
Bro. Preston Edwards - Founder of Black Collegiate Magazine
Bro. Cornelius Ford - Prominent black livestock dealer in Buffalo, NY
Bro. Russell Gideon - Esteemed Black Pharmacist
Bro. Shirley E. Gilbert - Established and editor of Omaha Star for 7 years.
Bro. James T. Hadley - CEO of Community Bank of Lawndale Chicago, IL
Bro. Lindsay Hughes - Chairman of McDonald's Gospelfest

Education:
Bro. George Washington Carver - World Famous Scientist
Bro. Dr. Frank Chambers - First African American to teach at Columbia Univerisity Dental School
Bro. Edison O. Jackson - President of Medgar Evers College, NY
Bro. James Weldon Johnson - Author, Black National Anthem "Lift Every Voice and Sing"
Bro. Dr. Ralph W.E. Jones - Former President of Grambling University

Entertainment:
Bro. James Anthony Brown - Comedian, Tom Joyner Morning Show
Bro. Kurt Carr - Gospel Recording Artist
Bro. Everette Harp - Famous Jazz saxophonist and Bluenote Records artist
Bro. Bobby Jones - Bobby Jones Gospel Hour
Bro. Mark Knox - aka "Flex" Comedian, Actor
Bro. Clarence Muse - World Renown Actor
Bro. Morgan Freeman - Actor

Sports:
Bro. Emmitt Smith - NFL-Dallas Cowboys
Bro. Hines Ward - NFL-Pittsburgh Steelers
Bro Braylon Edwards - NFL-Cleveland Browns
Bro. Coby Miller - USA Olympic Team 2000
Bro. Olden Polynice - NBA-Utah Jazz
Bro. Lamont Smith - 1996 Olympic Gold Medelist

"Many, many more. Check the web for more Notable Sigma's."