San Juan River may refer to:

North America

United States San Juan Creek, also called the San Juan River, located in Orange County, California San Juan Creek (Estrella River tributary) in San Luis Obispo County, California San Juan River (Colorado River tributary) in Utah, Colorado, and New Mexico in the United States, a tributary of the Colorado River

Mexico San Juan River (Tamaulipas) in Mexico, states of Nuevo León and Tamaulipas San Juan River (Veracruz) in Mexico, state of Veracruz

Other places San Juan River (Guatemala), a tributary of the Pasión River San Juan River (Nicaragua), flows from Lake Nicaragua to the Caribbean Sea San Juan River (Vancouver Island), in British Columbia, Canada San Juan River (Dominican Republic)

South America San Juan River (Argentina) San Juan River (Chile) San Juan River (Colombia) San Juan River (Uruguay) San Juan River (Venezuela)

Asia San Juan River (Metro Manila) in the Philippines, a tributary of the Pasig River San Juan River (Calamba) in the Philippines, a tributary of Laguna de Bay

See also San Juan River Bridge, Manila, Philippines San Juan (disambiguation)