"Douglas"
http://www.scot-irishpets.50megs.com/scottishnames.htm"Though it was originally a girl's name, by the 19th century Douglas
was used for boys."
http://scottishculture.about.com/library/blnames_de.htm"Douglas was unknown as a forename until the 16th century - when it was used as much as a girl's name as for a boy."
-- Nanaea