棕颈鸭（学名：Anas luzonica），为雁鸭科鸭属下的一个种。

The Philippine duck (Anas luzonica) is a large dabbling duck of the genus Anas. It is endemic to the Philippines. As few as 5,000 may remain. Overhunting and habitat loss has contributed to its decline.

It has a black crown, nape and eye stripe, with a cinnamon head and neck. Rest of body is greyish brown with a bright green speculum. Its legs are greyish brown, and its bill is blue grey.