Liette Vasseur (born 29 April 1963, in Laval, Quebec) is a Canadian biologist who has held the UNESCO Chair in Community Sustainability: From Local to Global in the Department of Biological Sciences since 2014 (renewed in 2018) at Brock University in St. Catharines, Ontario, Canada.

[3] Vasseur, who trained in Ecology has developed an interdisciplinary research programme with links to issues such as community-based ecosystem management, climate change adaptation and resilience and sustainable agriculture both nationally and internationally.

[citation needed] In Canada, her research areas include impacts of climate change including extreme events on natural and managed ecosystems as well as rural communities, use of new alternatives in sustainable agriculture, and ecosystem/landscape sustainable development, conservation, and resilience in rural communities in Canada and abroad.

[5] She was part of the co-direction committee of a large project on Coastal Communities Challenges in the face of Climate Change, funded by the Social and Humanities Research Council of Canada, which looked at resilience and ecosystem-based adaptations in ten coastal communities of Atlantic Canada.

Vasseur has also been involved in projects in other countries such as Vietnam, Cambodia, Panama, Brazil, Burkina Faso, in Africa.