Ajamil is a village and municipality in the province and autonomous community of La Rioja, in northern Spain. It is located in the Camero Nuevo area of the region, within the Sierra de Cameros.
The municipality covers an area of 66.15 square kilometres (25.54 square miles). As of 2011, it had a population of 80 people, making it one of the smallest and most sparsely populated municipalities in La Rioja.