How to add rel=”nofollow” to wp_list_pages?

by

use wordpress build in funcion for that “wp_rel_nofollow”
with a hook to wp_list_pages.

paste this code in your theme’s functions.php file and you are set.

function add_no_follow($output){
  return wp_rel_nofollow($output);
}
add_filter('wp_list_pages"https://wordpress.stackexchange.com/questions/7688/,"add_no_follow');

hope this helps.