Brieva de Cameros is a village and municipality in the province and autonomous community of La Rioja, in northern Spain. It is located in the Cameros district, a mountainous comarca of the Iberian System in the southern part of La Rioja.
The municipality covers an area of 46.15 square kilometres (17.82 square miles). As of 2011, it had a population of 60 people, making it one of the smallest and most sparsely populated municipalities in the region.