Linksys Holdings, Inc., is an American brand of data networking hardware products mainly sold to home users and small businesses. It was founded in 1988 by the couple Victor and Janie Tsao, both Taiwanese immigrants to the United States. Linksys products include Wi-Fi routers, mesh Wi-Fi systems, Wifi extenders, access points, network switches, and Wi-Fi networking. It is headquartered in Irvine, California.

Victor Tsao, or Ts'ao Ying-wei, is a Taiwanese-born American entrepreneur and hardware engineer. Tsao and his wife Janie co-founded Linksys, a consumer home networking pioneer, and sold the company to Cisco Systems for $500 million in 2003.