De Bonte Hen (The Spotted Hen) is the name of an oil mill, located in the Zaanse Schans, in the municipality of Zaanstad. De Bonte Hen is the northernmost of the mill Schans.
The original mill was built in 1693. Until 1935, the mill was preserved in its original state. This year[when?], the mill was rebuilt. In 1975, the restoration of the mill was accomplished. Since then, the mill weekly on a voluntary basis into service.[clarification needed] Among the mill are still the original oil cellars for the storage of oil made at the mill.