Alice de Lencquesaing (; born 11 August 1991) is a French actress.
Lencquesaing is the daughter of cinematographer Caroline Champetier and actor Louis-Do de Lencquesaing.
She made her film debut with a small role in Céline Sciamma's film Water Lilies (2007), before appearing in Olivier Assayas' Summer Hours (2008) and Mia Hansen-Løve's Father of My Children (2009). Lencquesaing received a nomination for the César Award for Most Promising Actress for In a Rush (2012) and a nomination for the Lumière Award for Best Female Revelation for Headfirst (also 2012).