Where does “Saksen” come from?

Saksen (Dutch) comes from German Sachsen, from Old High German Sahso, from Proto-West Germanic sahsō, from Proto-Germanic sahsô.

Ancestry of “Saksen”, step by step

StepLanguageWordMeaning
1GermanSachseninflection of Sachse: ##...
2Old High GermanSahsoa Saxon
3Proto-West Germanicsahsōa Saxon
4Proto-Germanicsahsô—
Every word from Proto-Germanic sahsô →Every word from Proto-West Germanic sahsō →Every word from Old High German Sahso →