Index: trunk/wp-includes/classes.php
===================================================================
--- trunk/wp-includes/classes.php	(revision 5063)
+++ trunk/wp-includes/classes.php	(working copy)
@@ -514,7 +514,7 @@
 		elseif ( $_current_page && $page->ID == $_current_page->post_parent )
 			$css_class .= ' current_page_parent';
 
-		$output .= $indent . '<li class="' . $css_class . '"><a href="' . get_page_link($page->ID) . '" title="' . attribute_escape($page->post_title) . '">' . $page->post_title . '</a>';
+		$output .= $indent . '<li class="' . $css_class . '"><a href="' . get_page_link($page->ID) . '" title="' . attribute_escape(apply_filters('wp_list_pages_title',$page->post_title, $page)) . '">' . $page->post_title . '</a>';
 
 		if ( !empty($show_date) ) {
 			if ( 'modified' == $show_date )