1958 Beatrix Farrand
1964 Carl W. Fenninger
1973 Dorothy E. Hansell
1976 Fred B. Widmoyer
1977 Walter E. Eickhorst
1981 John E. Voight
1983 Richard W. Lighty
1986 Francis Ching
1987 R. Henry Norweb, Jr.
1988 Mildred E. Mathias
1993 Joseph Oppe
1999 Roy L. Taylor
2004 Judith D. Zuk
2005 C. W. Eliot Paine
2007 Jonathan Shaw
2008 Elizabeth Scholtz
2009 Peter Raven
2013 David Barnett
2013 Gerry Donnelly
2014 Kris Jarantoski
2015 Holly Shimizu
2016 Jane G. Pepper
2017 Eric N. Tschanz
2018 Luke Messinger, Dawes Arboretum
