diff --git a/cura/ObjectsModel.py b/cura/ObjectsModel.py
index f3c703d424..10d8e16f98 100644
--- a/cura/ObjectsModel.py
+++ b/cura/ObjectsModel.py
@@ -40,6 +40,9 @@ class ObjectsModel(ListModel):
         filter_current_build_plate = Application.getInstance().getPreferences().getValue("view/filter_current_build_plate")
         active_build_plate_number = self._build_plate_number
         group_nr = 1
+        instance = 1
+        namecount = []
+       
         for node in DepthFirstIterator(Application.getInstance().getController().getScene().getRoot()):
             if not isinstance(node, SceneNode):
                 continue
@@ -55,6 +58,7 @@ class ObjectsModel(ListModel):
 
             if not node.callDecoration("isGroup"):
                 name = node.getName()
+                
             else:
                 name = catalog.i18nc("@label", "Group #{group_nr}").format(group_nr = str(group_nr))
                 group_nr += 1
@@ -63,6 +67,18 @@ class ObjectsModel(ListModel):
                 is_outside_build_area = node.isOutsideBuildArea()
             else:
                 is_outside_build_area = False
+                
+            #check if we already have an instance of the object based on name
+            duplicate = False
+            for n in namecount:
+            	if name == n["name"]:
+            		name = "{0}({1})".format(name, n["count"])
+            		node.setName(name)
+            		n["count"] = n["count"]+1
+            		duplicate = True
+            		
+            if not duplicate:
+                namecount.append({"name" : name, "count" : 1})
 
             nodes.append({
                 "name": name,
@@ -71,8 +87,10 @@ class ObjectsModel(ListModel):
                 "buildPlateNumber": node_build_plate_number,
                 "node": node
             })
+        
         nodes = sorted(nodes, key=lambda n: n["name"])
         self.setItems(nodes)
+        print(nodes)
 
         self.itemsChanged.emit()
 
diff --git a/plugins/CuraEngineBackend/Cura.proto b/plugins/CuraEngineBackend/Cura.proto
index 69612210ec..5e0f88f075 100644
--- a/plugins/CuraEngineBackend/Cura.proto
+++ b/plugins/CuraEngineBackend/Cura.proto
@@ -29,6 +29,8 @@ message Object
     bytes normals = 3; //An array of 3 floats.
     bytes indices = 4; //An array of ints.
     repeated Setting settings = 5; // Setting override per object, overruling the global settings.
+    //PJP
+    string name = 6; 
 }
 
 message Progress
diff --git a/plugins/CuraEngineBackend/StartSliceJob.py b/plugins/CuraEngineBackend/StartSliceJob.py
index 0ebcafdbb2..4e6c53c4fb 100644
--- a/plugins/CuraEngineBackend/StartSliceJob.py
+++ b/plugins/CuraEngineBackend/StartSliceJob.py
@@ -256,7 +256,7 @@ class StartSliceJob(Job):
                     mesh_data = object.getMeshData()
                     rot_scale = object.getWorldTransformation().getTransposed().getData()[0:3, 0:3]
                     translate = object.getWorldTransformation().getData()[:3, 3]
-
+                    
                     # This effectively performs a limited form of MeshData.getTransformed that ignores normals.
                     verts = mesh_data.getVertices()
                     verts = verts.dot(rot_scale)
@@ -268,7 +268,7 @@ class StartSliceJob(Job):
 
                     obj = group_message.addRepeatedMessage("objects")
                     obj.id = id(object)
-
+                    obj.name = object.getName()
                     indices = mesh_data.getIndices()
                     if indices is not None:
                         flat_verts = numpy.take(verts, indices.flatten(), axis=0)