diff --git a/gramps/gui/dbman.py b/gramps/gui/dbman.py
index 06915ac41..b09a74c94 100644
--- a/gramps/gui/dbman.py
+++ b/gramps/gui/dbman.py
@@ -70,7 +70,8 @@ from gi.repository import Pango
 from gramps.gen.const import GRAMPS_LOCALE as glocale
 from gramps.gen.plug import BasePluginManager
 _ = glocale.translation.gettext
-from gramps.gen.const import URL_WIKISTRING
+from gramps.gui.display import display_help
+from gramps.gen.const import URL_WIKISTRING, URL_MANUAL_PAGE
 from .user import User
 from .dialog import ErrorDialog, QuestionDialog, QuestionDialog2, ICON
 from .pluginmanager import GuiPluginManager
@@ -92,6 +93,8 @@ _KP_ENTER = Gdk.keyval_from_name("KP_Enter")
 # constants
 #
 #-------------------------------------------------------------------------
+WIKI_HELP_PAGE = _('%s_-_Manage_Family_Trees') % URL_MANUAL_PAGE
+WIKI_HELP_SEC = _('Family_Trees_manager_window')
 
 ARCHIVE       = "rev.gramps"
 ARCHIVE_V     = "rev.gramps,v"
@@ -199,10 +202,16 @@ class DbManager(CLIDbManager):
         self.top.connect('drag_data_received', self.__drag_data_received)
         self.top.connect('drag_motion', drag_motion)
         self.top.connect('drag_drop', drop_cb)
+        self.define_help_button(self.glade.get_object('help'),
+                WIKI_HELP_PAGE, WIKI_HELP_SEC)
 
         if _RCS_FOUND:
             self.rcs.connect('clicked', self.__rcs)
 
+    def define_help_button(self, button, webpage='', section=''):
+        button.connect('clicked', lambda x: display_help(webpage,
+                                                               section))
+
     def __button_press(self, obj, event):
         """
         Checks for a double click event. In the tree view, we want to
diff --git a/gramps/gui/glade/dbman.glade b/gramps/gui/glade/dbman.glade
index 9ae8cd72f..4f90af92e 100644
--- a/gramps/gui/glade/dbman.glade
+++ b/gramps/gui/glade/dbman.glade
@@ -63,6 +63,8 @@
               <packing>
                 <property name="left_attach">1</property>
                 <property name="top_attach">0</property>
+                <property name="width">1</property>
+                <property name="height">1</property>
               </packing>
             </child>
             <child>
@@ -76,6 +78,8 @@
               <packing>
                 <property name="left_attach">1</property>
                 <property name="top_attach">1</property>
+                <property name="width">1</property>
+                <property name="height">1</property>
               </packing>
             </child>
             <child>
@@ -148,6 +152,22 @@
                 <property name="position">1</property>
               </packing>
             </child>
+            <child>
+              <object class="GtkButton" id="help">
+                <property name="label" translatable="yes">_Help</property>
+                <property name="use_action_appearance">False</property>
+                <property name="visible">True</property>
+                <property name="can_focus">True</property>
+                <property name="can_default">True</property>
+                <property name="receives_default">False</property>
+                <property name="use_underline">True</property>
+              </object>
+              <packing>
+                <property name="expand">False</property>
+                <property name="fill">False</property>
+                <property name="position">2</property>
+              </packing>
+            </child>
           </object>
           <packing>
             <property name="expand">False</property>
@@ -330,6 +350,7 @@
     <action-widgets>
       <action-widget response="-7">cancel</action-widget>
       <action-widget response="-5">connect</action-widget>
+      <action-widget response="-11">help</action-widget>
     </action-widgets>
   </object>
 </interface>