Sachio Yoshioka is a textile dyer and textile historian working in Kyoto, Japan.

He was born in 1947 and graduated from Waseda University in 1971. In 1973 he established 'Shikou-sha' a publishing house specialising in books on Japanese Art and Craft. In 1987 he became the fifth generation owner of the family dying studio which dates back to the 17th century. The studio specialises in maintaining traditional skills and techniques. Using natural dyes Sachio Yoshioka has revived a number of weaving and dying patterns which were invented in the 8th century. He has produced a number of specially dyed banners and garments for religious ceremonies as well as directing large scale public art works for the Tokyo Metro and Narita International Airport. He has written several books on the colours of Japan and the use of natural dyes. He has exhibited his work in Tokyo, Munich and London. In London he gave lectures at the Japanese Embassy and the British Museum. In 2009 he received a special Award of Cultural Merit from the Kyoto Prefecture.