Đỗ is a Vietnamese family name. According to Lê Trung Hoa, a Vietnamese scholar, approximately 1.4 percent of Vietnamese people have this surname.
Story tells that Đế Minh, grandson of Shennong when passing by Nanling, he met and married a fairy named Đỗ Quý (also known as Princess Đoan Trang, she was often referred as Do Quý Thị (Lady Quý of House of Đỗ). She then gave birth to Tuc Lo, later became Kinh Dương Vương, father of Lạc Long Quân.
Another person that many Vietnamese with this surname claim to be descended from is Đỗ Cảnh Thạc, a warlord during the 12 Lords Rebellion.
Đỗ Anh Vũ (1113–1158), official in the royal court of Lý Anh Tông, the sixth emperor of the Lý DynastyĐỗ Cao Trí (1929–1979), general in the Army of the Republic of VietnamĐỗ Hoàng Điềm (born 1963), Vitnamese democracy advocateĐỗ Mậu (1917–2002), general in the Army of the Republic of VietnamĐỗ Minh Quân (born 1984), Vietnamese tennis playerĐỗ Mười, 20th century politicianĐỗ Nhuận (1922–1991), Vietnamese classical composerĐỗ Thanh Nhơn, 18th century military commanderĐỗ Thị Hải Yến (born 1982), Vietnamese actressĐỗ Thị Minh (born 1988), Vietnamese volleyball playerNguyễn Ngọc Độ (fl. 1967), pilot of the Vietnamese People's Air ForceTrần Độ (1923–2002), Vietnamese military official, politician and a Lieutenant general of People's Army of Vietnam