Seyssel is the name of two communes in France: Seyssel, Ain, in the Ain département Seyssel, Haute-Savoie, in the Haute-Savoie département Seyssel may also refer to: Seyssel AOC, a wine AOC Claude de Seyssel, a Savoyard jurist and humanist Maximilian Seyssel d’Aix (1776–1855), Bavarian Lieutenant General