California what is silicon Valley named after?

The area now known as Silicon Valley was originally called the Santa Clara Valley. The name "Silicon Valley" was first used in 1971 by journalist Don Hoefler in an article for the trade journal Electronic News. Hoefler coined the term to describe the concentration of semiconductor companies in the area, which had become a global centre for the electronics industry. The name "Silicon Valley" is a reference to the element silicon, which is the primary material used in semiconductors.