The 14th International Conference on Mercury as a Global Pollutant (ICMGP 2019) was held in Krakow, Poland from 8 to 13 September 2019 and conved under the theme: "Bridging knowledge on global mercury with environmental responsibility, human welfare and policy response". The conference consisted of plenary lectures, as well as oral and poster sessions. The five plenary lectures covered topics such as marine mercury cycling, terrestrial mercury cycling, methylation in the environment and biota, mercury reduction from power industry and input from the scientific community in the implementation of the Minamata Convention. A Session focusing on the “Treatment of Hg Containing Wastes” was also convened.