Tsuda Sōgyū (津田 宗及, died 1591) was a Japanese tea master.
Tsuda Sōgyū belonged to the influential family of merchants of Sakai whose business name was Tennōjiya.
Together with his father, Tsuda Sōtatsu, he built the Tennōjiya into one of the most prosperous business houses in Sakai.
A political tactic he used to build the family’s business was winning the favor of Oda Nobunaga, who was on the path to hegemony.
Sōgyū attended Hideyoshi's Grand Kitano Tea Ceremony in the year of 1587.