List of Mesitornithiformes by population

This is a list of Mesitornithiformes species by global population. While numbers are estimates, they have been made by the experts in their fields. For more information on how these estimates were ascertained, see Wikipedia's articles on population biology and population ecology.

The IOC World Bird List (version 15.1) recognizes 3 species of Mesitornithiformes.^[1] As of December 2025, IUCN/BirdLife International have assessed the populations of all members of this order.