diff --git a/src/pretix/control/forms/item.py b/src/pretix/control/forms/item.py
index 7799b6306b..fb71d98837 100644
--- a/src/pretix/control/forms/item.py
+++ b/src/pretix/control/forms/item.py
@@ -125,7 +125,7 @@ class QuotaForm(I18nModelForm):
         items = kwargs.pop('items', None) or self.event.items.prefetch_related('variations')
         self.original_instance = modelcopy(self.instance) if self.instance else None
         initial = kwargs.get('initial', {})
-        if self.instance and self.instance.pk:
+        if self.instance and self.instance.pk and 'itemvars' not in initial:
             initial['itemvars'] = [str(i.pk) for i in self.instance.items.all()] + [
                 '{}-{}'.format(v.item_id, v.pk) for v in self.instance.variations.all()
             ]
diff --git a/src/pretix/control/templates/pretixcontrol/items/categories.html b/src/pretix/control/templates/pretixcontrol/items/categories.html
index 9e140ad20c..e07537bee0 100644
--- a/src/pretix/control/templates/pretixcontrol/items/categories.html
+++ b/src/pretix/control/templates/pretixcontrol/items/categories.html
@@ -45,6 +45,10 @@
                         </td>
                         <td class="text-right">
                             <a href="{% url "control:event.items.categories.edit" organizer=request.event.organizer.slug event=request.event.slug category=c.id %}" class="btn btn-default btn-sm"><i class="fa fa-edit"></i></a>
+                            <a href="{% url "control:event.items.categories.add" organizer=request.event.organizer.slug event=request.event.slug %}?copy_from={{ c.id }}"
+                               class="btn btn-sm btn-default" title="{% trans "Clone" %}" data-toggle="tooltip">
+                                <span class="fa fa-copy"></span>
+                            </a>
                             <a href="{% url "control:event.items.categories.delete" organizer=request.event.organizer.slug event=request.event.slug category=c.id %}" class="btn btn-danger btn-sm"><i class="fa fa-trash"></i></a>
                         </td>
                     </tr>
diff --git a/src/pretix/control/templates/pretixcontrol/items/quotas.html b/src/pretix/control/templates/pretixcontrol/items/quotas.html
index c01c0067c7..94dbac96e8 100644
--- a/src/pretix/control/templates/pretixcontrol/items/quotas.html
+++ b/src/pretix/control/templates/pretixcontrol/items/quotas.html
@@ -77,6 +77,10 @@
                         <td>{% include "pretixcontrol/items/fragment_quota_availability.html" with availability=q.availability closed=q.closed %}</td>
                         <td class="text-right">
                             <a href="{% url "control:event.items.quotas.edit" organizer=request.event.organizer.slug event=request.event.slug quota=q.id %}" class="btn btn-default btn-sm"><i class="fa fa-edit"></i></a>
+                            <a href="{% url "control:event.items.quotas.add" organizer=request.event.organizer.slug event=request.event.slug %}?copy_from={{ q.id }}"
+                               class="btn btn-sm btn-default" title="{% trans "Clone" %}" data-toggle="tooltip">
+                                <span class="fa fa-copy"></span>
+                            </a>
                             <a href="{% url "control:event.items.quotas.delete" organizer=request.event.organizer.slug event=request.event.slug quota=q.id %}" class="btn btn-danger btn-sm"><i class="fa fa-trash"></i></a>
                         </td>
                     </tr>
diff --git a/src/pretix/control/views/item.py b/src/pretix/control/views/item.py
index 909bc6b9fb..dd5fae44b3 100644
--- a/src/pretix/control/views/item.py
+++ b/src/pretix/control/views/item.py
@@ -39,6 +39,7 @@ from pretix.control.permissions import (
     EventPermissionRequiredMixin, event_permission_required,
 )
 from pretix.control.signals import item_forms, item_formsets
+from pretix.helpers.models import modelcopy
 
 from . import ChartContainingView, CreateView, PaginationMixin, UpdateView
 
@@ -189,6 +190,25 @@ class CategoryCreate(EventPermissionRequiredMixin, CreateView):
             'event': self.request.event.slug,
         })
 
+    @cached_property
+    def copy_from(self):
+        if self.request.GET.get("copy_from") and not getattr(self, 'object', None):
+            try:
+                return self.request.event.categories.get(pk=self.request.GET.get("copy_from"))
+            except ItemCategory.DoesNotExist:
+                pass
+
+    def get_form_kwargs(self):
+        kwargs = super().get_form_kwargs()
+
+        if self.copy_from:
+            i = modelcopy(self.copy_from)
+            i.pk = None
+            kwargs['instance'] = i
+        else:
+            kwargs['instance'] = ItemCategory(event=self.request.event)
+        return kwargs
+
     @transaction.atomic
     def form_valid(self, form):
         form.instance.event = self.request.event
@@ -605,6 +625,29 @@ class QuotaCreate(EventPermissionRequiredMixin, CreateView):
         form.instance.log_action('pretix.event.quota.added', user=self.request.user, data=dict(form.cleaned_data))
         return ret
 
+    @cached_property
+    def copy_from(self):
+        if self.request.GET.get("copy_from") and not getattr(self, 'object', None):
+            try:
+                return self.request.event.quotas.get(pk=self.request.GET.get("copy_from"))
+            except Quota.DoesNotExist:
+                pass
+
+    def get_form_kwargs(self):
+        kwargs = super().get_form_kwargs()
+
+        if self.copy_from:
+            i = modelcopy(self.copy_from)
+            i.pk = None
+            kwargs['instance'] = i
+            kwargs.setdefault('initial', {})
+            kwargs['initial']['itemvars'] = [str(i.pk) for i in self.copy_from.items.all()] + [
+                '{}-{}'.format(v.item_id, v.pk) for v in self.copy_from.variations.all()
+            ]
+        else:
+            kwargs['instance'] = Quota(event=self.request.event)
+        return kwargs
+
     def form_invalid(self, form):
         messages.error(self.request, _('We could not save your changes. See below for details.'))
         return super().form_invalid(form)