李聖宗
In 1063, the emperor passed the Thổ Lỗi village where he saw a girl of commoner origin leaning on an orchid tree (Vietnamese: "ỷ lan") and paid no curiosity to the escort of the emperor like others, afterwards Lý Thánh Tông decided to choose the girl as his concubine with the title Lady Ỷ Lan (Ỷ Lan phu nhân).