The book "Water Resources Management in Nigeria" is a comprehensive examination of Nigeria's challenges about its water resources as well as the solutions that have been implemented to address those challenges. A comprehensive analysis of the historical development of water management practices, the current state of water resources, and the institutional frameworks that govern the utilization of water resources in Nigeria will be included in this work. The central theme is examining Integrated Water Resources Management (IWRM) as a holistic approach to enhance water utilization across various sectors. This exploration is aimed at achieving sustainable development and equitable resource distribution.