紹治帝
In 1843, Hoàng Kế Viêm married Nguyễn Phúc Quang Tĩnh, the fifth daughter of Emperor Minh Mạng and thus became a Prince (Phò mã). The next year, Nguyễn Phúc Quang Tĩnh died at age 28 during pregnancy. Emperor Thiệu Trị gave her the title of Princess Hương La (Hương La Công Chúa).