Prince Svasti Sobhana, the Prince Svastivatana Visishtha[a] (Thai: สมเด็จพระเจ้าบรมวงศ์เธอ พระองค์เจ้าสวัสดิโสภณ กรมพระสวัสดิวัดนวิศิษฎ์, RTGS: Somdet Phrachao Borommawongthoe Phra-ongchao Sawatdisophon Krommaphra Sawatdiwat Wisit; 22 December 1865 – 10 December 1935) was a son of King Mongkut (Rama IV) and Princess Consort Piam.

He was the father of Queen Rambai Barni.

He was educated at Balliol College, Oxford and later became the first Minister of Justice of Siam.

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