Boatbill can refer to a number of bird species:
- the boat-billed heron, Cochlearius cochlearius
- the boat-billed flycatcher, Megarynchus pitangua
- either of the two boatbills in the genus Machaerirhynchus:
- Black-breasted boatbill, M. nigripectus
- Yellow-breasted boatbill, M. flaviventer