Chad hosts over 480,000 refugees from Sudan, Central African Republic and Nigeria. They live in camps and host communities in the east, south and west of the country. WFP, UNHCR and other partners have provided food and non-food assistance to meet their basic needs. The objective of this study was to evaluate the level of vulnerability and food security among the refugees supported by WFP and UNHCR in Chad. The study was jointly led by WFP and UNHCR in Chad.