Nakayama Hakudo (?? ??, February 11, 1872 - December 14, 1958), also known as Nakayama Hiromichi, was a Japanese martial artist and founder of the iaido style Muso Shinden-ryu.
He is the only person to have received both judan (10th degree) and hanshi (master instructor) ranks in kendo, iaido, and jodo from the All Japan Kendo Federation.
In addition, he held an instructor's license in Shinto Muso-ryu and a Menkyo kaiden in Shindo Munen-ryu making him the 7th soke of that system.
Nakayama was also one of the masters of the Shimomura-ha Muso Shinden Eishin-ryu, iaijutsu.