在遼代出使宋國的使節家族中，劉六符兄弟可謂是此方面史實的代表之一，因為其家族共有四位兄弟曾參與遼宋外交事務，尤其是劉六符在遼宋外交上的表現與貢獻，頗值得予以肯定。本文即是針對劉六符兄弟在遼宋外交的事蹟加以論述。

To be appointed as a diplomatic Envoy family to Song country in Liao Dynasty, Liu Liu-Fu brothers can be regarded as one of the representatives in this regard of historical events, because his family has four brothers totally which were involved with the diplomatic affairs of Liao and Song. Especially Liu Liu-Fu were quite deserved to be affirmed in the diplomatic performance and contribution of Liao and Song. This article is aimed for Liu Liu-Fu brothers in the diplomatic deeds of Liao and Song to make comments further.