筆者由於長期有興趣於研究臺灣媽祖信仰，難免趁出國機會觀察海外華人的天后信仰。 2015年 9月在香港中文大學進行學術交流，順便走訪香港幾個天后古廟，也重新閱讀之前學者有關香港的天后信仰著作，在此一起做一個港台天后信仰的比較初探。討論擬從以下幾個層面進行：一、天后或媽祖？二、從香港水神信仰談國家對神明的管制，三、正義的化身∕慈悲的媽祖，四、大澳鄉太平街天后古廟，五、大澳天后遊涌儀式，六、香港的水神信仰，七、從香港天后信仰談神人一體。

This paper will compare the cult of the sea goddess Mazu, (or Tianhou in Hong Kong) from an anthropological perspective. Seven aspects will be included, firstly is the terminology of the goddess. Secondly is about the state control on the cult. Thirdly is the attributes of the goddess. The fourth is about one Tianhou temple in Lantau Island. The fifth is water inspection tour in Lantau Island. The sixth is about other sea god belief in Hong Kong. The seventh is about the anthropomorphism of Chinese religion.