Johannes-Althusius-Gymnasium
Johannes-Althusius-Gymnasium is the name of two high schools named after the German legal scholar Johannes Althusius († 1638):
- Johannes-Althusius-Gymnasium in Bad Berleburg , North Rhine-Westphalia (named 1962)
- Johannes-Althusius-Gymnasium Emden with branch in Pewsum, Lower Saxony (named 1972)