冠蓝鸦属（学名：Cyanocitta）属于雀形目鸦科，为新大陆松鸦，仅包含两个物种——冠蓝鸦和暗冠蓝鸦，分布区基本不重叠，体色均为蓝色，有顶冠，区别只在于颜色深浅。

Cyanocitta is a genus of birds in the family Corvidae, a family which contains the crows, jays and magpies. Established by Hugh Edwin Strickland in 1845, it contains the following species:

The name Cyanocitta is a combination of the Greek words kuanos, meaning "dark blue" and kitta, meaning "jay".