Gallinas River or Rio Gallinas is a river with its source in San Miguel County, New Mexico, and confluence with the

Pecos River The Pecos River ( es, Río Pecos) originates in north-central New Mexico and flows into Texas, emptying into the Rio Grande. Its headwaters are on the eastern slope of the Sangre de Cristo mountain range in Mora County north of Pecos, New Mexico ...

in Guadalupe County, New Mexico. It is a tributary of the

, which is a tributary of the

Rio Grande The Rio Grande ( and ), known in Mexico as the Río Bravo del Norte or simply the Río Bravo, is one of the principal rivers (along with the Colorado River) in the southwestern United States and in northern Mexico. The length of the Rio G ...

. The river has a tributary, Gallinas Creek, with its confluence just southeast of Las Vegas, New Mexico.GNIS database – Feature Detail Report for: Gallinas Creek
/ref>

References

Rivers of New Mexico {{NewMexico-geo-stub