Hartwerd
 Hartwerd (West Frisian: Hartwert) is a small village nears Bolsward in the municipality of Súdwest-Fryslân in the Province of Friesland in the Netherlands. It has around 150 residents as of 2004. A restored historic windmill De Oegekloostermolen built around 1830 stands near the village.The Monastery of Saint Hugh (Dutch: Oegeklooster) which was the largest religious house in Friesland stood in the vicinity of the village from 1191 to 1579.