Index: log4j-core/src/main/java/org/apache/logging/log4j/core/layout/XMLLayout.java
===================================================================
--- log4j-core/src/main/java/org/apache/logging/log4j/core/layout/XMLLayout.java	(revision 1544632)
+++ log4j-core/src/main/java/org/apache/logging/log4j/core/layout/XMLLayout.java	(working copy)
@@ -21,6 +21,7 @@
 import java.util.List;
 import java.util.Map;
 
+import org.apache.logging.log4j.Marker;
 import org.apache.logging.log4j.core.LogEvent;
 import org.apache.logging.log4j.core.config.plugins.Plugin;
 import org.apache.logging.log4j.core.config.plugins.PluginAttribute;
@@ -195,6 +196,32 @@
             buf.append(this.eol);
         }
 
+        if (event.getMarker() != null) {
+            Marker marker = event.getMarker();
+            buf.append(this.indent2);
+            buf.append('<');
+            if (!complete) {
+                buf.append(this.namespacePrefix);
+            }
+
+            buf.append("Marker");
+
+            if(marker.getParent() != null) {
+                Marker parent = marker.getParent();
+                buf.append(" parent=\"").append(Transform.escapeHtmlTags(parent.getName())).append("\"");
+            }
+
+            buf.append(">");
+            buf.append(Transform.escapeHtmlTags(marker.getName()));
+
+            buf.append("</");
+            if (!complete) {
+                buf.append(this.namespacePrefix);
+            }
+            buf.append("Marker>");
+            buf.append(this.eol);
+        }
+
         final Throwable throwable = event.getThrown();
         if (throwable != null) {
             final List<String> s = Throwables.toStringList(throwable);
Index: log4j-core/src/main/resources/Log4j-events.dtd
===================================================================
--- log4j-core/src/main/resources/Log4j-events.dtd	(revision 1544632)
+++ log4j-core/src/main/resources/Log4j-events.dtd	(working copy)
@@ -28,6 +28,10 @@
 <!ENTITY % log4j..Events "%log4j_prefix..;Events">
 <!ENTITY % log4j..Event "%log4j_prefix..;Event">
 <!ENTITY % log4j..Message "%log4j_prefix..;Message">
+<!ENTITY % log4j..Marker "%log4j_prefix..;Marker">
+<!ATTLIST %log4j..Marker;
+    parent CDATA #IMPLIED
+>
 <!ENTITY % log4j..NDC "%log4j_prefix..;NDC">
 <!ENTITY % log4j..Throwable "%log4j_prefix..;Throwable">
 <!ENTITY % log4j..LocationInfo "%log4j_prefix..;LocationInfo">
@@ -39,7 +43,7 @@
 <!ATTLIST %log4j..Events;
 	%documentElementAttributes;
 >
-<!ELEMENT %log4j..Event; (%log4j..Message;, (%log4j..NDC;)?, (%log4j..Throwable;)?, (%log4j..LocationInfo;)?, (%log4j..Properties;)?)>
+<!ELEMENT %log4j..Event; (%log4j..Message;, (%log4j..NDC;)?, (%log4j..Marker;)?, (%log4j..Throwable;)?, (%log4j..LocationInfo;)?, (%log4j..Properties;)?)>
 <!ATTLIST %log4j..Event;
 	logger CDATA #REQUIRED
 	timestamp NMTOKEN #REQUIRED
Index: log4j-core/src/main/resources/Log4j-events.xsd
===================================================================
--- log4j-core/src/main/resources/Log4j-events.xsd	(revision 1544632)
+++ log4j-core/src/main/resources/Log4j-events.xsd	(working copy)
@@ -28,6 +28,11 @@
                         <xs:sequence>
                             <xs:element name="Message"/>
                             <xs:element name="NDC" minOccurs="0"/>
+                            <xs:element name="Marker" minOccurs="0">
+                               <xs:complexType mixed="true">
+                                   <xs:attribute name="parent" type="xs:string" use="optional"/>
+                               </xs:complexType>
+                           </xs:element>
                             <xs:element name="Throwable" minOccurs="0"/>
                             <xs:element name="LocationInfo" minOccurs="0">
                                 <xs:complexType>
Index: log4j-core/src/test/java/org/apache/logging/log4j/core/layout/XMLLayoutTest.java
===================================================================
--- log4j-core/src/test/java/org/apache/logging/log4j/core/layout/XMLLayoutTest.java	(revision 1544632)
+++ log4j-core/src/test/java/org/apache/logging/log4j/core/layout/XMLLayoutTest.java	(working copy)
@@ -16,6 +16,9 @@
  */
 package org.apache.logging.log4j.core.layout;
 
+import org.apache.logging.log4j.Marker;
+import org.apache.logging.log4j.MarkerManager;
+
 import org.apache.logging.log4j.Level;
 import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.ThreadContext;
@@ -39,6 +42,7 @@
  */
 public class XMLLayoutTest {
     private static final String body = "<Message><![CDATA[empty mdc]]></Message>";
+    private static final String markerTag = "<Marker>EVENT</Marker>";
     static ConfigurationFactory cf = new BasicConfigurationFactory();
 
     @AfterClass
@@ -99,6 +103,9 @@
 
         root.error("finished mdc pattern test", new NullPointerException("test"));
 
+        Marker marker = MarkerManager.getMarker("EVENT");
+        root.error(marker, "marker test");
+
         appender.stop();
 
         final List<String> list = appender.getMessages();
@@ -108,5 +115,8 @@
         assertTrue("Incorrect header: " + string, string.equals("<?xml version=\"1.0\" encoding=\"UTF-8\"?>"));
         assertTrue("Incorrect footer", list.get(list.size() - 1).equals("</Events>"));
         assertTrue("Incorrect body. Expected " + body + " Actual: " + list.get(7), list.get(7).trim().equals(body));
+
+        assertTrue("Missing Marker-Tag, Expected "+markerTag+", Actual"+list.get(list.size() - 4),
+                   list.get(list.size() - 4).contains(markerTag));
     }
 }
Index: src/site/xdoc/manual/layouts.xml.vm
===================================================================
--- src/site/xdoc/manual/layouts.xml.vm	(revision 1544632)
+++ src/site/xdoc/manual/layouts.xml.vm	(working copy)
@@ -1326,9 +1326,11 @@
 &lt;events xmlns=&quot;http://logging.apache.org/log4j/2.0/events&quot;&gt;
   &lt;event logger=&quot;com.foo.Bar&quot; timestamp=&quot;1373436580419&quot; level=&quot;INFO&quot; thread=&quot;main&quot;&gt;
     &lt;message&gt;&lt;![CDATA[This is a log message 1]]&gt;&lt;/message&gt;
+    &lt;marker parent=&quot;Parent Marker&quot;&gt;&lt;Child Marker&gt;&lt;/marker&gt;
   &lt;/event&gt;
   &lt;event logger=&quot;com.foo.Baz&quot; timestamp=&quot;1373436580420&quot; level=&quot;INFO&quot; thread=&quot;main&quot;&gt;
     &lt;message&gt;&lt;![CDATA[This is a log message 2]]&gt;&lt;/message&gt;
+    &lt;marker&gt;&lt;The Marker Name&gt;&lt;/marker&gt;
   &lt;/event&gt;
 &lt;/events&gt;</pre>
           <p>
@@ -1338,6 +1340,12 @@
           <p>
           This approach enforces the independence of the XMLLayout and the appender where you embed it.
           </p>
+          <h4>Marker</h4>
+          <p>Markers are represented by a <code>marker</code> element within the <code>event</code> element.
+          The <code>marker</code> element appears only when a marker is used in the log message. The name of the marker's
+          parent will be provided in the <code>parent</code> attribute of the <code>marker</code> element.
+          Only the leaf marker is included, not the full hierarchy.
+          </p>
           <h4>Encoding</h4>
           <p>
           Appenders using this layout should have their <code>charset</code> set to <code>UTF-8</code> or