This report is the result of a collaborative effort between the Independent Evaluation Offices of the Global Environment Facility (GEF) and the United Nations Development Programme (UNDP). It is the third joint evaluation of the GEF Small Grants Programme (SGP), which is implemented by UNDP. The evaluation covered the period between July 2014 and December 2019, with the objective of building on the findings of and evaluating progress made since the second joint evaluation. It also aimed to report on the relevance, effectiveness, efficiency, and sustainability of the SGP at both global and local levels.