Posted in Government & Military DUSD(SP) stands for Deputy Under Secretary of Defense (Security Policy) DUSD(SP) Share Pinterest Tweet Whatsapp Post navigation DUSD(S&T)DUSD(TSP&NDP) Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment.