The Joint ACCOBAMS-ASCOBANS Workshop on Underwater Noise and Cetaceans, which took place from 26 to 27 November 2024 in Toulon, France, brought together 30 representatives from national Navies or navy-adjacent research institutions, NATO, and invited cetacean experts. Hosted by the Préfecture maritime de la Méditerranée, this workshop was the result of ongoing efforts by the ACCOBAMS and ASCOBANS Agreements, focusing on the conservation of cetaceans.