| Centre for International Climate and Environmental Research (CICERO) | Advanced Research Institution | | |
| Centre International de Recherche Agricole et du Developppement (CIRAD) | Advanced Research Institution | | Climate-Smart Technologies and Practices, Climate Services and Safety Nets, Low Emissions Development |
| Centre International de Recherche Agricole et du Developppement - Burkina Faso (CIRAD-Burkina Faso) | Advanced Research Institution | West Africa | Climate-Smart Technologies and Practices |
| Centre national de recherche agronomique (CNRA) | National agricultural research and extension services | West Africa | Climate-Smart Technologies and Practices |
| Centre National de Recherche Appliqué au Développement Rural (FOFIFA) | National agricultural research and extension services | | |
| Centre of Excellence for Biodiversity Law (CEBLAW) | Academic Institution | Southeast Asia | |
| Centre regional AGRHYMET (AGRHYMET) | Other | West Africa | Climate-Smart Technologies and Practices, Climate Services and Safety Nets |
| Centro Agronómico Tropical de Investigación y Enseñanza (CATIE) | Advanced Research Institution | Latin America | Climate-Smart Technologies and Practices, Climate Services and Safety Nets, Gender and Social Inclusion |
| Centro de Investigación en Palma de Aceite (CENIPALMA) | Private Research Institution | Latin America | Low Emissions Development |
| Centro de Investigación y de Estudios Avanzados del Instituto Politécnico Nacional (CINVESTAV) | Academic Institution | Latin America | Low Emissions Development |
| Centro de Previsão de Tempo e Estudos Climáticos (CPTEC) | National agricultural research and extension services | Latin America | Climate Services and Safety Nets |
| Centro Internacional de agricultura Tropical (CIAT) | CGIAR Center | Latin America | Climate-Smart Technologies and Practices, Low Emissions Development, Climate Services and Safety Nets, Gender and Social Inclusion |
| Centro Internacional de la Papa (CIP) | CGIAR Center | Latin America | Climate-Smart Technologies and Practices, Climate Services and Safety Nets |
| Centro para la Investigacion en sistemas sostenibles de produccion agropecuaria (CIPAV) | Private Research Institution | Latin America | Climate-Smart Technologies and Practices, Low Emissions Development |
| Cereal Systems Initiative for South Asia (CSISA) | Challenge Research Program | South Asia | Low Emissions Development |
| Cereal Systems Initiative for South Asia and its partners (CSISA) | Regional Organization | South Asia | Low Emissions Development |
| CGIAR Consortium Office | CGIAR Center | | Climate-Smart Technologies and Practices |
| CGIAR Excellence in Breeding Platform | | | |
| CGIAR Gender and Agriculture Research Network | Challenge Research Program | | |
| CGIAR Genebank Platform | | | |
| CGIAR Platform for Big Data in Agriculture | | | |
| CGIAR Research Program on Agriculture for Nutrition and Health (A4NH) | | | |
| CGIAR Research Program on Aquatic Agricultural Systems (AAS) | Challenge Research Program | | Climate-Smart Technologies and Practices, Climate Services and Safety Nets |
| CGIAR Research Program on Climate Change, Agriculture and Food Security (CCAFS/CRP7) | Challenge Research Program | | Low Emissions Development, Climate Services and Safety Nets |
| CGIAR Research Program on Fish | | | |
