一蔡氏受姓始祖为战国晚期蔡墨考论说起纸,在世界上可以说是家喻户晓,妇孺皆知。若问世界四大文明古国是哪几个?中国的四大发明是什么?又分别是谁发明的?就不是人人都能脱口而出的了。若再问中国四大发明之一“纸”的发明人蔡伦是哪里人,先祖世系如何,又为何能发明纸?能说清楚的人就不那么多了。我们查《东观汉记》、《后汉书·宦者列传》,记载也均极为简略。因此,不得不从正史的有关资料和一些姓氏书中来探寻。本文只论述 A Chua by the last ancestor of the late Warring States Cai ink test paper, in the world can be said to be a household name, women and children are well known. If you ask the world’s four ancient civilizations which are? China’s four major inventions are? Who was invented separately? Not everyone can blurt out. If we ask one of the four great inventions in China, “Cai”, the inventor of Cai Lun, where is the ancestral lineage and why can we invent the paper? There are not so many people who can make it clear. We check “East View Han Ji”, “Post Han Officials Biography”, records are also very simple. Therefore, it is imperative to explore the history of the relevant information and some surnames book to explore. This article only discusses