So Yoshishige (1717-1775)

• Born: 1717/7/25
• Died: 1775/8/12
• Other Names: 大順院殿 (Daijun-in dono)
• Japanese: 宗 義蕃 (Sô Yoshishige)

Sô Yoshishige was the 27th head of the Sô clan and the ninth Edo period lord of Tsushima han.

The second son of Sô Yoshinobu, he served for a time as House Elder (Karô) but after his elder brother Sô Yoshiyuki died, in 1752 he succeeded him to become lord of the domain.

Upon his own death, he was succeeded by his younger brother Sô Yoshinaga.

Preceded by: Sô Yoshiyuki

Lord of Tsushima han 1692-1694

Succeeded by: Sô Yoshinaga