diff --git a/include/cling/Utils/AST.h b/include/cling/Utils/AST.h
index 30e0d309..ba0529a8 100644
--- a/include/cling/Utils/AST.h
+++ b/include/cling/Utils/AST.h
@@ -189,7 +189,7 @@ namespace utils {
     ///\param[in] Name - The name we are looking up.
     ///\param[in] Within - The context within the lookup is done. If 0 the 
     ///                    TranslationUnitDecl is used.
-    ///\returns the found result (if single) or 0.
+    ///\returns the found NamespaceDecl or 0.
     ///
     clang::NamespaceDecl* Namespace(clang::Sema* S,
                                     const char* Name,
@@ -202,7 +202,7 @@ namespace utils {
     ///\param[in] Name - The name we are looking up.
     ///\param[in] Within - The context within the lookup is done. If 0 the 
     ///                    TranslationUnitDecl is used.
-    ///\returns the found result (if single) or 0.
+    ///\returns the found result if single, -1 if multiple or 0 if not found.
     ///
     clang::NamedDecl* Named(clang::Sema* S,
                             const char* Name,
@@ -216,7 +216,7 @@ namespace utils {
     ///                  DeclarationName.h (faster at runtime).
     ///\param[in] Within - The context within the lookup is done. If 0 the 
     ///                    TranslationUnitDecl is used.
-    ///\returns the found result (if single) or 0.
+    ///\returns the found result if single, -1 if multiple or 0 if not found.
     ///
     clang::NamedDecl* Named(clang::Sema* S,
                             const clang::DeclarationName& Name,
diff --git a/lib/Utils/AST.cpp b/lib/Utils/AST.cpp
index 076a85d9..e8dc24da 100644
--- a/lib/Utils/AST.cpp
+++ b/lib/Utils/AST.cpp
@@ -1180,8 +1180,9 @@ namespace utils {
 
     R.resolveKind();
 
-    return R.getFoundDecl();
-
+    if (R.isSingleResult())
+      return R.getFoundDecl();
+    return (clang::NamedDecl*)-1;
   }
 
   static NestedNameSpecifier*