Southwest:
* Sierra Nevada (Nevada): "Snowy Mountain Range" in Spanish
* San Jacinto Mountains (California): "Saint Hyacinth" in Spanish
* San Gorgonio Mountain (California): "Saint George" in Spanish
* San Gabriel Mountains (California): "Saint Gabriel" in Spanish
* Santa Catalina Mountains (Arizona): "Holy Catherine" in Spanish
* Santa Rita Mountains (Arizona): "Saint Rita" in Spanish
* San Francisco Peaks (Arizona): "Saint Francis" in Spanish
* Cerro Blanco (New Mexico): "White Hill" in Spanish
Rocky Mountains:
* Sangre de Cristo Mountains (Colorado & New Mexico): "Blood of Christ" in Spanish
* Pikes Peak (Colorado): Named after Zebulon Pike, an American explorer who explored the area in 1806. His name is of English origin, but he and his team recorded the mountain's name as "La Grande Montagne" which is French for "The Grand Mountain."
* Spanish Peaks (Colorado): While their name is of Spanish origin, their specific meaning is unclear. They are thought to have been named by early Spanish explorers.
Other Regions:
* El Yunque National Forest (Puerto Rico): "The Anvil" in Spanish
* Mount Shasta (California): Possibly from the Spanish word "shasta," meaning "white"
* Sierra Blanca (Texas): "White Mountain" in Spanish
* El Rito (New Mexico): "The Little River" in Spanish
This is just a small selection of the many mountains in the US with Spanish names. You can find many more with a little research.
It's worth noting that while many of these names were given by early Spanish explorers and settlers, some were adopted from Native American languages. The origins and meanings of these names often reflect the rich history and cultural diversity of the United States.