王鹫（Sarcoramphus papa），又名国王秃鹫，是中美洲及南美洲的大型美洲鹫科鸟类。牠们主要生活在从墨西哥南部到阿根廷北部的热带低地森林中。牠是王鹫属中唯一的现存物种。由于栖息地的日益缩小，王鹫的数量也正在逐渐减少。

王鹫体型很大，及主要是白色，上身、翼及尾巴羽毛有灰或黑带。牠的头部及颈部没有羽毛，皮肤颜色有异，包括黄色、橙色、蓝色、紫色及红色。喙上有黄色的肉冠。人工饲养的王鹫可以活到30岁。

王鹫图案在玛雅古抄本中很常见。

The king vulture (Sarcoramphus papa) is a large bird found in Central and South America. It is a member of the New World vulture family Cathartidae. This vulture lives predominantly in tropical lowland forests stretching from southern Mexico to northern Argentina. It is the only surviving member of the genus Sarcoramphus, although fossil members are known.