This is a list of Alpha Tau Omega brothers that have achieved notability.
Astronauts
- Rob Lillibridge, NASA
- Sonny Carter: NASA
- Charles Duke: NASA
- Robert Overmyer: NASA
- Dr. David Wolf: NASA
Business
- Elton B. Stephens, Birmingham-Southern Founder EBSCO Industries.
- Frank Fertita, III, USC '81, is current CEO of Station Casinos in Las Vegas, Nevada, owns UFC, and co-owner of PRIDE FC Worldwide Holdings, LLC, which owns PRIDE.
- David Bohnett, USC, technology entrepreneur, co-founder of GeoCities.
- Edwin. M Crawford, Auburn '71, CEO of Caremark RX
- Walt Ehmer: Georgia Tech, CEO of Waffle House
- Gerald J. Ford, Southern Methodist '66, CEO of Golden State Bancorp
- Frank Fahrenkopf, Nevada-Reno '59 , President and CEO of the American Gaming Association
- Richard S. Fuld, Jr., Colorado '69, CEO of Lehman Brothers Holdings
- Daniel E. Gill, Chairman & President, Bausch & Lomb
- Richard C. Green, Southern Methodist '76, CEO of Aquila Corporation
- Matthew J. Hart, CFO & Executive Vice President for Hilton Hotels
- James P. Hoffa, President of Teamsters Union (Jimmy Hoffa's son)
- John Jennings, President of Associated Builders and Contractors
- J. Erik Jonsson, Founder, Texas Instruments
- Earl T. Leonard Jr., University of Georgia, Senior Vice President for Coca-Cola
- Billy Joe "Red" McCombs: Former owner of the Minnesota Vikings. Has one of the top Business schools in the US named after him (McCombs School of Business), University of Texas
- Julius Curtis Lewis, Jr., President of J.C. Lewis Enterprises and Lewis Broadcasting Corp.
- William Mitchell, Texas Instruments Vice Chairman (retired)
- Bernard Ramsey, University of Georgia, Philanthropist
- C. Dowd Ritter, Birmingham-Southern '69, CEO of Regions Financial Corporation
- Joseph Wilson Rodgers Jr., Georgia Institute of Technology, Owner of Waffle House
- Francis M. Scicco, Worcester Poly '68, CEO of Arrow Electronics
- Christopher A. Sinclair, University of Kansas '71, CEO of PepsiCo (retired)
- David M. Thomas, Florida '71, CEO of IMS Health
- John A. Young, President & CEO, Hewlett-Packard (retired)
- Michael J. King, Pennsylvania State University, Bursar Lehigh University
- Richard Allen Manley Jr., Colby College 82', Partner at Edwards Angel Palmer and Dodge Law Firm in Boston
Education
- Dr. Al Bowman: President of Illinois State University
- Dr. Michael Ferrari: President of Duke University
- Dr.Gilbert Fowler: Dean of Honors College at Arkansas State University
- Dr. Jack Hawkins, Jr.: Chancellor of Troy University
- Frank Hereford: Former President of the University of Virginia
- Robert Kaplan: Asst. Dean of the College of William & Mary Law School
- Jason R. Barr: Former Assoc. Dean Admin. & Planning Southern Illinois University School of Medicine
- Robert Mittelstaedt: Tulane; Former Vice Dean of Wharton School, now Dean of W. P. Carey School of Business at Arizona State University
- William Muir: Kansas State; Asst. Vice President of Kansas State University
- Stephen C. O'Connell: Sixth President of the University of Florida (1967-1973)
- Dr. Robert L. Potts: 1st Chancellor of Arkansas State University
Entertainment and media
- John Besh: Celebrity chef
- Dana Elcar: Film and TV actor best known for his supporting role on MacGyver
- Hunter Ellis: Reality TV star, TV host of History Channels Tactical to Practical
- Rob Estes: Actor, Melrose Place, Silk Stalkings, 90210
- Guy Fieri: Food Network star host of Guy's Big Bite and Diners, Drive-In's, and Dives Nevada-Las Vegas
- Brad Fiorenza: MTV's The Real World: San Diego castmate
- Christopher Fitzgerald: Broadway and film actor
- Rob Fitzgerald: Bud Light's "I love you, man"
- Shelby Foote: American novelist and Civil War historian
- Paul Gilmartin: Co-host of TBS Superstation's Dinner & A Movie
- Chris Griesemer: Voice-over actor for national commercials and characters on Family Guy
- Bob Guiney: Bob the Bachelor from The Bachelor 4
- Cork Graham: combat photographer imprisoned in Vietnam for illegally entering the country while looking for treasure buried by Captain Kidd.
- Andrew Haug: Famous Australian radio announcer and drummer for Contrive. Considered by many the Howard Stern of Australia.
- Jack Ingram: Country music performer
- Matt Jones: Broadway producer who headed the adaptation of Requiem for a Dream
- Sanad Karker: Reality TV star, actor, model On The Road In America
- Greg Kinnear: Talk Soup host, 1998 Academy Award nominee
- Art Linkletter: Television personality/Author, Kids Say The Darndest Things
- Elmer Lower: Former president of ABC News
- Elliot Segal: Radio DJ and host of Elliot in the Morning
- Frank Marshall: Film producer/director; co-founder of Amblin Entertainment
- Garry Marshall: Film director (Pretty Woman, Overboard), television producer (Happy Days and Laverne & Shirley) (incidentally, in the latter seasons of Happy Days, Marshall used ATO in the show several times, and an ATO fraternity paddle can be seen hanging on the wall of "Arnold's")
- Jon Meacham: Editor of Newsweek, bestselling author, and commentator on politics, history, and religious faith in America.
- Cary Pierce, Jack O'Neill: Members of the band "Jackopierce"
- Forrest Sawyer: ABC News, Nightline
- Grant Show: Actor, Melrose Place
- Stryker: Radio DJ and co-host of the radio show Loveline
- Tennessee Williams: Pulitzer Prize winner for A Streetcar Named Desire
- Reynolds Wolf: CNN Meteorologist
- Alan Barnette: Television and film producer; credits include Alfred Hitchcock Presents, Sliders, The Equalizer, Off Limits, and more than 25 TV movies
Military
- Charles F. Wald: North Dakota State; General, USAF(retired), EUCOM Deputy Commander 2002-2006
- William E. Berry: University of Mississippi; Colonel, Army (retired), Past ATO National Fraternity President
Politics
- William J. Raggio: Nevada State Senator Nevada-Reno
- Ken Tedford: Mayor of the City of Fallon in Nevada Nevada-Reno
- Lee Atwater: Chair of the Republican National Committee
- Grant Sawyer: Governor of Nevada from 1959 to 1967 Nevada-Reno
- Birch Bayh: U.S. Senator (Indiana)
- Richard H. Bryan: Former U.S. Senator and Nevada Governor (Nevada-Reno)
- C. Farris Bryant: Governor of Florida 1961-1965
- George C. Butte: Jurist and Texas politician
- Alberto "Al" Cardenas: Political lobbyist
- Lawton Chiles: U.S. Senator and later Governor of Florida 1991-1998
- Federico Clerici: Congressman in Argentina 1986-1993
- James Eastland: Senate Pro Tempore from 1972-1979
- Frank Fahrenkopf: Chair of the Republican National Committee, Fahrenkopf currently is president and CEO of the American Gaming Association Nevada-Reno
- Sam Gibbons: Congressman
- Eric Simons: Jackson Township Trustee
- Edward J. Gurney: U.S. Senator (Florida)
- Stephen H. Grimes: Chief Justice of the Florida Supreme Court
- Lee H. Hamilton: U.S. Congressman (Indiana)
- Spessard Holland: U.S. Senator, Governor (Florida)
- Willis B. Hunt Jr.: Chief Justice of the Supreme Court of Georgia
- Harry A. Johnston: U.S. Congressman (Florida)
- Jack Kemp: 1996 candidate for U.S. Vice President, former U.S. Secretary of the Department of Housing & Urban Development (HUD)
- Michael Mansfield: U.S. Senate Majority Leader 1961-1977
- Mel Martinez: U.S. Senator (Florida) Honorary Initiate Spring 1997, Eta Rho chapter. Sponsored by ATO Former National President Bruce O'Donoghue to help Mel further his political career. This special initiation helped Mel gain local office in Orange County, FL, which he then used to catapult to national prominence.
- Larry McDonald: Georgia Congressman killed on Korean Air Flight 007
- Harry Mitchell: U.S. Congressman (Arizona)
- Stephen C. O'Connell: Justice and Chief Justice, Florida Supreme Court (1955-1967)
- John E. Porter: Congressman (Illinois)
- Charles H. Smelser: former Maryland State Senator
- James Stockdale: 1992 Independent vice-presidential nominee
- Alan K. Simpson: U.S. Senator, Wyoming
- James C. Smith: Former Florida Attorney General and Florida Secretary of State
- John S. Tanner: U.S. Congressman (Tennessee)
Science
- Vannevar Bush: Physicist, WWII advisor and architect of modern government science policy
- Arthur Holly Compton: Physicist and Nobel Prize winner
- Karl Compton: Physicist and influential science advisor in World War II
Sports
- Bill Ireland: University of Nevada, Las Vegas Baseball Coach 1960-1967, UNLV's first Athletic Director and "Father of UNLV Athletics" Nevada-Reno
- John Ayers: NFL football player, 1977-1987
- Mike Schellin: 1966-68- Boxer, One of the greatest collegiate boxers of all time, undefeated 32-0 at Nevada, 3-time California Collegiate Boxing Conference titles, two-time winner of the Julius LaRowe Memorial Trophy, runner-up at the 1968 Western Regional Olympic Trials Nevada-Reno
- Dom Capers: Defensive coordinator, Miami Dolphins and former NFL head coach
- Chris Capuano: MLB pitcher, Milwaukee Brewers
- Bud Collins: Tennis announcer, author
- Cris Collinsworth: Former NFL wide receiver, sports anchor
- Lee Corso: Sports commentator, football coach
- Len Dawson: NFL Hall of Famer, Super Bowl IV MVP, sports anchor
- Ted DiBiase: "The Million Dollar Man"; former WWF wrestler
- Terry Funk: Pro wrestler
- Mike Droese: "Duke The Dumpster"; former World Wrestling Entertainment wrestler
- Joe Girardi: New York Yankees current manager and former catcher; former Florida Marlins manager
- Steve Gleason: NFL Football Player, 2000-2008.
- Curt Gowdy: Sports broadcaster for 5 decades; 7 Super Bowls and 14 World Series
- Lou Groza : NFL Hall of Famer
- Dan Hostetter : Assistant General Manager, Burlington Royals, Albion College
- Keith Jackson: Sports commentator, ABC
- Tommy John : Major League baseball pitcher, four-time All Star team, initiated in 1964, Indiana State University
- Ernie Koy: Texas Longhorn, 1963 National Champions; Pro Bowl running back for New York Giants
- Tom Lindsey: Former outfielder and minor league standout for the Atlanta Braves.
- William Little: Known as "Father of Southern Football", introduced football at the University of Alabama
- Curt Miller: Head coach of the Bowling Green State University Women's Basketball
- Jim Mora: Former head coach of the New Orleans Saints
- Roger Reina: Former UPenn wrestling coach
- Brandon Slay: Gold medalist at Sydney Olympics in wrestling
- Steve Spurrier: Head coach of the University of South Carolina Gamecocks, Heisman Trophy winner 1966 at University of Florida, former Florida head coach, 1996 National Championship
- Robby Thompson: Second basemen for the San Francisco Giants from 1986 to 1996. Winner of the Willie Mac Award in 1991.
- Jim Tressel: Head coach of the Ohio State Buckeyes (2002 National Champions)
- Matt Valenti: Two time NCAA national champion wrestler
- Jack Youngblood: NFL Hall of Fame
- Ed Jucker: Former head coach of the University of Cincinnati Bearcats basketball team. Coached the team to two national championships: 1960-61 and 1961-62 seasons
- Brad Stevens: Head Coach of Butler Bulldogs basketball team