Irrigation agronomy has witnessed remarkable advancements in recent years, fueled by the pressing challenges of climate change, water scarcity and the need for sustainable agricultural practices. This chapter explores the latest innovations in irrigation, focusing on cutting-edge technologies and practices that aim to optimize water usage, increase crop yields and promote responsible resource management. From Smart Irrigation Systems leveraging IoT and automation to Precision Agriculture Techniques using data analytics and drones and the integration of Artificial Intelligence for intelligent decision-making, these innovations hold the potential to transform traditional irrigation practices and pave the way towards a more sustainable agricultural future. With a strong emphasis on water-saving technologies, climate-responsive practices and crop selection advancements, this chapter sheds light on how innovative irrigation agronomy can address global challenges. By examining successful case studies from various regions, exploring economic and social implications and considering future perspectives, this comprehensive exploration seeks to contribute to the ongoing evolution of irrigation practices worldwide. As agriculture seeks to adapt to a changing world, embracing these cutting-edge innovations is essential for ensuring food security, environmental sustainability and the resilience of farming communities.