This book is a collection of studies published in the "Scientific Conference: The Dinh family with the history of national development in Vietnam". This is also a condition to continue to affirm, honoring the national hero Dinh Tien Hoang to merit with the national unity, continuing the orthodox, making mold in the process of Vietnamese history. This is an opportunity to acknowledge and affirm the merits of the ancestors of the Dinh family in the process of struggling, building and defending the Fatherland as an important source of historical data for eternity. At the seminar, the discussion has focused on clarifying the issues: about the origin and history of the Dinh family; contribution of the descendants of the Dinh family to their homeland; promote the historical and cultural values of the Dinh family in the process of national construction and international integration.