Thule-Seminar is a cultural study group founded in Germany 1980. They describe themselves as a "research group for Indo-European culture" and have a pronounced metapolitical purpose. The founder and chairman of the group is Pierre Krebs.
Thule-Seminar was created as a German counterpart of GRECE but has since distanced themselves from each other. Thule-Seminar is however closely associated with Synergies Européennes, Terre et Peuple and Synergon.