diff --git a/odoo/addons/base/res/res_users.py b/odoo/addons/base/res/res_users.py
index 201f311c75d..bfd7a8d59ae 100644
--- a/odoo/addons/base/res/res_users.py
+++ b/odoo/addons/base/res/res_users.py
@@ -145,7 +145,9 @@ class Groups(models.Model):
     @api.multi
     def copy(self, default=None):
         self.ensure_one()
-        default = dict(default or {}, name=_('%s (copy)') % self.name)
+        chosen_name = default.get('name') if default else ''
+        default_name = chosen_name or _('%s (copy)') % self.name
+        default = dict(default or {}, name=default_name)
         return super(Groups, self).copy(default)
 
     @api.multi