Dynamics Days Europe 

Dynamics Days Europe is a series of major international conferences founded in the 1980's that provides a European forum for developments in the theory and applications of dynamics. For more than 40 years, it has been bringing together researchers from a wide range of backgrounds including physics, mathematics, biology, and engineering for interdisciplinary research in nonlinear science. 

There are also US and Asia-Pacific Dynamics Days conferences ,and Latin America and the Caribbean Dynamics Days conferences