diff --git a/core/org.eclipse.cdt.ui.tests/resources/refactoring/ExtractMethod.rts b/core/org.eclipse.cdt.ui.tests/resources/refactoring/ExtractMethod.rts
index e48a8023303..f91da335e87 100644
--- a/core/org.eclipse.cdt.ui.tests/resources/refactoring/ExtractMethod.rts
+++ b/core/org.eclipse.cdt.ui.tests/resources/refactoring/ExtractMethod.rts
@@ -2070,3 +2070,79 @@ int main(){
 	newElements[0] = "s";
 }
 
+//!Bug 239059: Double & in signature of extracted functions
+//#org.eclipse.cdt.ui.tests.refactoring.extractfunction.ExtractFunctionRefactoringTest
+//@.config
+returnvalue=false
+returnparameterindex=0
+//@A.h
+#ifndef A_H_
+#define A_H_
+
+class A
+{
+public:
+	A();
+	virtual ~A();
+	int foo(int& a);
+
+};
+
+#endif /*A_H_*/
+
+//=
+#ifndef A_H_
+#define A_H_
+
+class A
+{
+public:
+	A();
+	virtual ~A();
+	int foo(int& a);
+private:
+    void exp(int & a, int b, int c);
+
+};
+
+#endif /*A_H_*/
+
+//@A.cpp
+#include "A.h"
+
+A::A()
+{
+}
+
+A::~A()
+{
+}
+int A::foo(int& a)
+{
+	int b = 7;
+	int c = 8;
+	//$a = b + c;$//
+	return a;
+}
+//=
+#include "A.h"
+
+A::A()
+{
+}
+
+A::~A()
+{
+}
+void A::exp(int & a, int b, int c)
+{
+    a = b + c;
+}
+
+int A::foo(int& a)
+{
+	int b = 7;
+	int c = 8;
+    exp(a, b, c);
+	return a;
+}
diff --git a/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/refactoring/NodeContainer.java b/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/refactoring/NodeContainer.java
index 851f57a5c32..8ef19e3e094 100644
--- a/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/refactoring/NodeContainer.java
+++ b/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/refactoring/NodeContainer.java
@@ -35,6 +35,7 @@ import org.eclipse.cdt.core.dom.ast.IASTTranslationUnit;
 import org.eclipse.cdt.core.dom.ast.IBinding;
 import org.eclipse.cdt.core.dom.ast.cpp.CPPASTVisitor;
 import org.eclipse.cdt.core.dom.ast.cpp.ICPPASTParameterDeclaration;
+import org.eclipse.cdt.core.dom.ast.cpp.ICPPASTReferenceOperator;
 import org.eclipse.cdt.core.dom.ast.cpp.ICPPASTSimpleTypeTemplateParameter;
 import org.eclipse.cdt.core.dom.ast.cpp.ICPPBinding;
 import org.eclipse.cdt.core.dom.ast.cpp.ICPPTemplateTypeParameter;
@@ -154,7 +155,7 @@ public class NodeContainer {
 				declarator.addPointerOperator(pointerOp);
 			}
 
-			if (isReference) {
+			if (isReference && !hasReferenceOperartor(declarator)) {
 				declarator.addPointerOperator(new CPPASTReferenceOperator());
 			}
 
@@ -165,6 +166,15 @@ public class NodeContainer {
 			return para;
 		}
 
+		public boolean hasReferenceOperartor(IASTDeclarator declarator) {
+			for(IASTPointerOperator pOp :declarator.getPointerOperators()) {
+				if (pOp instanceof ICPPASTReferenceOperator) {
+					return true;
+				}
+			}
+			return false;
+		}
+
 		public String getType() {
 			IASTDeclSpecifier declSpec = null;
 
diff --git a/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/refactoring/extractfunction/ChooserComposite.java b/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/refactoring/extractfunction/ChooserComposite.java
index 730e2d956ce..b681b5a88c6 100644
--- a/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/refactoring/extractfunction/ChooserComposite.java
+++ b/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/refactoring/extractfunction/ChooserComposite.java
@@ -26,6 +26,8 @@ import org.eclipse.swt.widgets.Table;
 import org.eclipse.swt.widgets.TableColumn;
 import org.eclipse.swt.widgets.TableItem;
 
+import org.eclipse.cdt.core.dom.ast.IASTDeclarator;
+
 import org.eclipse.cdt.internal.ui.refactoring.NodeContainer.NameInformation;
 
 public class ChooserComposite extends Composite {
@@ -90,7 +92,13 @@ public class ChooserComposite extends Composite {
 				// Button
 				editor = new TableEditor(table);
 				final Button referenceButton = new Button(table, SWT.CHECK);
-				referenceButton.setSelection(name.isReference());
+				if(name.hasReferenceOperartor((IASTDeclarator) name.getDeclaration().getParent()))
+				{
+					referenceButton.setSelection(true);
+					referenceButton.setEnabled(false);
+				}else {
+					referenceButton.setSelection(name.isReference());
+				}
 				referenceButton.setBackground(table.getBackground());
 				referenceButton.addSelectionListener(new SelectionListener() {