| 1 | United States | 432 | 31 | Record yields near 11.7 t/ha and expanded harvested area in 2024/25 created a historically large crop and strong exportable surplus.[1] |
| 2 | Brazil | 145 | 12 | Second-largest exporter; domestic consumption is rising structurally due to rapid growth in corn-based ethanol, tightening its exportable surplus.[1] |
| 2 | Mexico | 1,147,581 | 11.6 | |
| 4 | Nigeria | 793,689 | 8 | |
| 5 | Argentina | 60 | 5 | Highly export-oriented producer; export flows are sensitive to domestic policy, taxes and currency moves.[3] |
| 5 | Indonesia | 558,000 | 5.6 | |
| 6 | Ukraine | 35 | 3 | Major Black Sea exporter; production and shipments remain exposed to geopolitical and logistics disruptions. |