Bluebeard

Bluebeard is an otherwise unnamed human wizard, member of the White Council, and so nicknamed by Harry Dresden. He appears in Summer Knight.

Biography
He had bristling white eyebrows and a bushy blue beard, and his balding scalp was covered in flowing blue tattoos, prompting Harry Dresden to nickname him "Bluebeard".

Summer Knight
In Summer Knight, he is present at the meeting of the White Council in Summer Knight, sitting near Ebenezar McCoy and Harry Dresden. During the call for nominating the new Senior Council member to replace the deceased Simon Pietrovich, Bluebeard informs the Council of Wizard Luciozzi's absence due to being on a sabbatical.