Tô

Tô or To is a Vietnamese surname. It was formerly written in chữ Hán as.

It derived from the Chinese surname Su, but is written as in modern simplified characters.

List of persons with the surname

 * Tô Hiến Thành, an official in the royal court of the Lý dynasty
 * Tô Trung Từ, a high-ranking general and attempted usurper of the Lý dynasty
 * Tô Ngọc Vân, painter
 * Tô Vĩnh Diện, Viet Minh during the First Indochina War between France and Vietnam
 * Tô Lâm, Vietnamese police officer