Morihiro Saito (?? ?? Saito Morihiro, March 31, 1928–May 13, 2002) was a teacher of the Japanese martial art of aikido, with many students around the world. Saito's practice of aikido spanned 56 years, from the age of 18, when he first met aikido founder Morihei Ueshiba, until his death in 2002.