The epitaph of Zhang Guangkui from the Ming Dynasty was unearthed in 1987,it is currently stored in the cultural relics warehouse of Jincheng Cultural Relics Protection and Research Center(Jincheng Museum).This article discusses the family lineage seen in the epitaph of Zhang Guangkui,life experience,detailed sorting of marital relationships,etc.We have gained a clearer understanding of the Zhang Guangkui family and historical information that is not recorded in historical records.From the perspective of literature research,it plays an important role in supplementing and verifying history.