| 1958 | Louis J. Manhoff, Jr., M.D. | Texas |
| 1959 | John B. Alsever, M.D. (deceased) | Arizona |
| 1960 | Kenneth M. Heard, M.D. (deceased) | Mississippi |
| 1961 | Albert L. McQuown, M.D. | Louisiana |
| 1962 | E. Richard Halden, M.D. (deceased) | Texas |
| 1963 | David E. Soules, Ph.D. | Texas |
| 1964 | L. Ruth Guy, Ph.D. (deceased) | Texas |
| 1965 | J. N. Owens, Jr., M.D. (deceased) | Oklahoma |
| 1966 | Charles F. Pelphrey, M.D. | Texas |
| 1967 | Leslie Ray Bryant, M.D. | Louisiana |
| 1968 | Florence Henderson | Texas |
| 1969 | Douglas W. Terry, M.D. | Texas |
| 1970 | James R. Wheeler, M.D. | Texas |
| 1971 | A. Matthew Gottlieb, Ph.D. | Arizona |
| 1972 | George L. Leonard, M.D. | Mississippi |
| 1973 | John N. Kemp, CAE (deceased) | Texas |
| 1974 | David S. deJongh, M.D. | Florida |
| 1975 | John D. Milam, M.D. | Texas |
| 1976 | Norma M. Bender, MT(ASCP)SBB | Louisiana |
| 1977 | Norwood O. Hill, M.D. | Texas |
| 1978 | Robert A. Fry (deceased) | Texas |
| 1979 | Bill T. Teague, MT(ASCP)SBB | Texas |
| 1980 | Ethel Patten, M.D. | Texas |
| 1981 | Lee Davis Groom, MBA, MT(ASCP)SBB | Ohio |
| 1982 | Margie Peschel, M.D. | Texas |
| 1983 | William Bristow, MT(ASCP) | Texas |
| 1984 | Page Sanchez Meyer, MHS, MT(ASCP)SBB | South Carolina |
| 1985 | Bobby Grigsby, CPA | Texas |
| 1986 | Toby Simon, M.D. | New Mexico |
| 1987 | Francis Morrison, M.D. (deceased) | Mississippi |
| 1988 | Ronnie Garner, M.D. | New Mexico |
| 1989 | Shannon Cooper, M.D. | Louisiana |
| 1990 | Joe Ridley | Texas |
| 1991 | Byrdie McSwain, BS, MT(ASCP)SBB | Arkansas |
| 1992 | Julie A. Beck, MBA, MT(ASCP)SBB, DLM | Texas |
| 1993 | Trudell S. Green, BA, BS, MT(ASCP)SBB | Pennsylvania |
| 1994 | Kathie Carlson, MT(ASCP)SBB | Texas |
| 1995 | John T. Guthrie, BS | Arizona |
| 1996 | Kathy Houston, MT(ASCP)SBB | Colorado |
| 1997 | Bill Grimes | Texas |
| 1998 | Jennifer Rhamy | Indiana |
| 1999 | Bobby Rodwig, M.D. | Louisiana |
| 2000 | Barbara Laird-Fryer, MT(ASCP)SBB | Texas |
| 2001 | Jo McKelvey, MT(ASCP)SBB | Texas |
| 2002 | Linda Bossard, MT(ASCP)SBB | Arizona |
| 2003 | Chris Coffin, MT(ASCP)SBB | Louisiana |
| 2004 | Jim Rutledge, PhD | Texas |
| 2005 | Paula Kelley, BS, MT(ASCP)SBB | Texas |
| 2006 | Elizabeth Waltman | New Mexico |
| 2007 | James W. Teague, BS, SBB(ASCP) | Texas |
| 2008 | LeaAnn Teague, MBA, MT(ASCP)SBB | Louisiana |
| 2009 | Dennis Harpool, SBB(ASCP) | Arizona |
| 2010 | Nancy Haubert, MBA, MT(ASCP)SBB | Texas |
