Tejero is a surname. Notable people with the surname include:

• Álvaro Tejero (born 1996), Spanish footballer
• Antonio Tejero (born 1932), Spanish former Lieutenant Colonel of the Guardia Civil, the most prominent figure in the failed coup d'état ('Tejerazo') of 1981
• Delhy Tejero (1904–1968), Spanish painter
• Fernando Tejero (born 1967), Spanish actor