| 2010 | |
| Honorary Member Award | Charles Overstreet |
| Distinguished Service Award | Paola Lax |
| Special Award | Rosa H. Manzanilla-Lopez |
| Special Award of Appreciation | Jenny Scarlett Escobar Goyes, Marta Susana del Toro |
| Dr. Rod Rodrguez- Kbana Student Poster Competition Winners | Damaris Godinez-Vidal (Mexico), Patricia D. Navarro (USA), Israel Lima-Medina (Brazil) |
| ONTA Travel Award Winners | Damaris Godinez-Vidal (Mexico) and Ivn Castro Lizazo (Cuba) |
| 2009 | |
| Honorary Member Award | Forest Arin Robinson |
| Distinguished Service Award | Janete A. Brito, Roberto Vargas-Ayala |
| Bayer Crop Science Award | Emma Zavaleta Meja |
| Special Award | Nicola Greco, Silamar Ferraz |
| Special Award of Appreciation | Regina M.D.G. Carneiro and Luis A. Payan |
| ONTA Student Poster Competition Winners | Lucianie Favoreto (Brazil), Leonardo Santos (Brazil) and Bruno Barbosa (Brazil) |
| ONTA Travel Award Winners | Ivn Castro Lizazo (Cuba), Patricia D. Navarro (USA) and Angel Ramirez-Suarez (USA) |
| 2008 – No Awards Were Given | |
| 2007 | |
| Best Student Poster | Joey Orajay |
| Bayer CropScience Award | Charles Overstreet |
| ONTA Special Award | Erwin A. Espinoza, Alejandro Esquivel |
| Distinguished Service Award | Nancy Kokalis-Burelle |
| ONTA Honorary Member | Gregory R. Noel |
| 2006 | |
| Presidential Recognition of Service and Dedication | Peggy S. King, Charles Weaver |
| Bayer CropScience Award | Patrick Qunherv |
| ONTA Special Award | Don W. Dickson, Melissa A. Thorpe |
| Distinguished Service Award | Edward C. McGawley |
| ONTA Honorary Member | Jenny Escobar Goyes, Renato N. Inserra |
| 2005 | |
| ONTA Special Award | Qudsia Tahseen |
| Bayer CropScience Award | Forest Arin Robinson |
| Past President Award | Juan Carlos Magunacelaya |
| 2004 | |
| Distinguished Service Award | Jenny Escobar Goyes |
| ONTA Special Award | Zoraida Suarez H. |
| Bayer CropScience Award | Mario Araya Vargas |
| Past President Award | Renato Crozzoli |
| 2003 | |
| ONTA Honorary Member | Manuel Canto-Saenz |
| ONTA Special Award | Kenneth Evans, Franco Lamberti |
| Bayer CropScience Award | Juan Carlos Magunacelaya |
| 2002 – No awards given | |
| 2001 | |
| Aventis CropScience Award | Saad Hafez |
| ONTA Special Award | Jimmy Rich |
| Distinguished Service Award | Larry Duncan |
| ONTA Honorary Member | Javier Franco Ponce |
| 2000 | |
| Distinguished Service Award | Nahum Marbam Mendoza |
| Special Award | Roberto Vargas-Ayala |
| Aventis CropScience Award | Robert A. Dunn |
| 1999 | |
| Honorary Member Award | Robert McSorley |
| Distinguished Service Award | Renato Inserra |
| Rhone-Poulenc Award | Greg Noel |
| 1998 | |
| Honorary Member Award | Jimmy Rich |
| Rhone-Poulenc Award | Jenny Escobar |
| 1997 | |
| Distinguished Service Award | Renato Inserra |
| Honorary Member Award | Charles Heald |
| Rhone-Poulenc Award | Robert McSorley |
| Special Award | Marcelo Doucet |
| 1996 | |
| Distinguished Service Award | Jorge Pinochet |
| Honorary Member Award | Jesse Roman |
| Rhone-Poulenc Award | Jimmy Rich |
| Special Award | Elena Dagnino |
| Special THINC Award | Alain Kermarrec, Rodrigo Rodriguez-Kabana, Franco Lamberti, Renato Inserra |
| 1995 | |
| Distinguished Service Award | Fields Caveness |
| Honorary Member Award | Julia Meredith |
| Rhone-Poulenc Award | Jean Luis Sarah |
| Special Award | Charles Weaver |
| 1994 | |
| Distinguished Service Award | Peggy King, Domingo Oramas, Forest Robinson |
| Honorary Member Award | Lawrence Miller |
| Rhone-Poulenc Award | Nahum Marban-Mendoza |
| Special Award | Phyllis Coates-Beckford |
| 1993 | |
| Distinguished Service Award | Greg Noel |
| Honorary Member Award | John O’Bannon |
| Rhone-Poulenc Award | Don Dickson |
| Special Award | Antonio Bello |
| 1992 | |
| Distinguished Service Award | Manuel Canto-Saenz |
| Honorary Member Award | Alejandro Ayala |
| Rhone-Poulenc Award | Rodrigo Rodriguez-Kabana |
| Special Award | Olofunke Egunjobi |
| 1991 | |
| Distinguished Service Award | Charles Heald |
| Honorary Member Award | George Fassuliotis |
| Rhone-Poulenc Award | Javier Franco |
| 1990 | |
| Distinguished Service Award | Jimmy Rich |
| Honorary Member Award | Rodrigo Rodriguez-Kabana, Amegda Overman |
| Rhone-Poulenc Award | Jorge Pinochet |
| Special Award | Jenny Escobar |
| 1989 | |
| Distinguished Service Award | Nahum Marban-Mendoza |
| Honorary Member Award | A. C. Tarjan |
| Rhone-Poulenc Award | Roger Lopez-Chaves |
| Special Award | Peggy King |
| 1988 | |
| Distinguished Service Award | Julia Meredith |
| Special Award | Robert McSorley |
| Special Recognition Award | A. L. Taylor, Michael Oostenbrink |
| 1987 | |
| Distinguished Service Award | Alexandro Ayala |
| Honorary Member Award | Joseph Sasser, William Mai |
| Rhone-Poulenc Award | Luis Gonzaga E. Lordello |
| Special Award | J. Gomez Tovar |
| 1986 | |
| Rhone-Poulenc Award | Parvis Jatala |
| Special Award | Adrian Figueroa |
| 1985 | |
| Distinguished Service Award | Jesse Roman |
| Special Award | H. Irizarry |
| 1984 | |
| Distinguished Service Award | A. C. Tarjan |
| Special Award | Miguel Costilla |
| 1983 | |
| Special Recognition Award | C. Sosa-Moss |
| 1982 | |
| Distinguished Service Award | Rodrigo Rodriguez-Kabana |
| 1981 – No awards given | |
| 1980 | |
| Special Award | Jesus Bravo |
| 1978-1979 – No awards given | |
| 1977 | |
| Meritorious Service Award | A. C. Tarjan |
ONTA Organization of Nematologists of Tropical America FL, Inc.
The Organization of Nematologists of Tropical America FL, Inc. (ONTA) is a nonprofit entity comprised of members who have an interest in the study of plant-parasitic, free-living and insect-parasitic nematodes.