STV can stand for the following:

• Scottish Television
• Slovak Television
• Sapporo Television Broadcasting - a TV station and radio station in Hokkaido, Japan
• Saskatchewan Television - The former on-air brand of CFRE -TV Regina and CFSK -TV Saskatoon.
• Single Track Vehicle
• Single Transferable Vote
• Stranglethorn Vale - a mid-level contested area in World of Warcraft containing the port town of Booty Bay.