Below is a list of past honorees of the American Feed Industry Association’s Distinguished Service Award.
| 2024 | Calvin Ross Hamilton, Ph.D., Darling Ingredients, retired |
| 2023 | Richard Sellers, American Feed Industry Association, retired |
| 2022 | Alan Gunderson, Vita Plus Corporation |
| 2021 | Rurik B. "R.B." Halaby, AgriCapital Corporation, retired |
| 2020 | William Braman, Ph.D., Chr. Hansen Animal Health and Nutrition |
| 2019 | William Barr, Bill Barr & Company |
| 2018 | Charles Olentine, Ph.D., Consult-NC |
| 2017 | Bob Brill, Brilliant Alternatives |
| 2016 | Donald Orr, Jr., Ph.D., JBS United, Inc., president emeritus |
| 2015 | Richard Rawlings, PerforMix Nutrition Systems, retired |
| 2014 | Philip Olsson, OFW Law |
| 2013 | Trevor Tomkins, Ph.D., Venture Dairy |
| 2012 | David Larson, Cargill, Inc. |
| 2011 | Dave Downey, Ph.D., Center for Agricultural Business, Purdue University |
| 2010 | Keith Behnke, Ph.D., Kansas State University |
| 2009 | Dwight Armstrong, Ph.D., North American Nutrition Companies |
| 2008 | George Graber, Ph.D., Center for Veterinary Medicine, Food and Drug Administration |
| 2003 | Haskell Cudd, Stillwater Milling |
| 2001 | Richard Loomis, E. C. Loomis & Son/Loomix |
| 2000 | Frank Crane, Frank M. Crane & Associates/Land O’Lakes |
| 1999 | Tilden Wayne Perry, Purdue University |
| 1997 | Carl Akey, Akey, Inc. |
| 1996 | Edward McMillan, Purina Mills |
| 1994 | G. Ray Wilson, Tennessee Farmers Cooperative |
| 1993 | Richard Severson, Kent Feeds |
| 1992 | Robert McEllhiney, Kansas State University |
| 1992 | Robert Schoeff, Kansas State University |
| 1991 | Lee H. Boyd, American Feed Industry Association |
| 1990 | H. C. "Bo" Eaton, MoorMan’s, Inc. |
| 1989 | Ogden Confer, Hubbard Milling |
| 1988 | Robert Hamond, Golden Sun Feeds |
| 1987 | Alec Poitevint, II, Southeastern Minerals |
| 1986 | H. M. "Fuzzy" Perrit, Fuzzy’s Feeds |
| 1985 | William Diamond, American Feed Manufacturers Association |
| 1984 | Dean Webster, H. K. Webster Co. |
| 1983 | W. E. "Ed" Glennon, American Feed Manufacturers Association |
| 1982 | Charles Klinger, Central Soya Company |
| 1981 | Leland Hall, NEC Hall Consultants |
| 1981 | Kay Klatt, Occupational Safety and Health Administration |
| 1981 | Don Murphy, Ralston Purina |
| 1981 | H. P. "Bud" Smith, Cargill, Inc. |