Kau Keng Shan (Cantonese: 九逕山, Yale romanisation: gáu ging shāan) is a hill in Tuen Mun, the New Territories, Hong Kong and stands opposite from Castle Peak. Kau Keng Shan has a height of . During the Ming dynasty era (1368–1644), the area around the hill was used as a defence position against foreign forces, in particular the Portuguese, who had occupied Tuen Mun from 1514 to 1521 (see Tamão).
See also List of mountains, peaks and hills in Hong Kong Castle Peak Tuen Mun
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