毒豆（学名：Laburnum anagyroides）为豆科毒豆属下的一个种。

Laburnum anagyroides, the common laburnum, golden chain or golden rain, is a species in the subfamily Faboideae, and genus Laburnum. Laburnum alpinum is closely related. It is native to Central and Southern Europe.

The plant grows and flowers in damp and mild habitats, especially in the calcareous soils of Southern Europe.