Luis Hernán Sillero (born June 23, 1978, in Salta) is a retired Argentine football striker.
Sillero started playing professionally at Gimnasia y Tiro de Salta.
In 2004, he made his debut in the Liga de Fútbol Profesional Boliviano with Unión Central before joining Wilstermann the following year.
In 2006, Sillero relocated to Colombia and signed for Real Cartagena where he played until mid-2007.
Next season he transferred to Real Potosí to help the team face both, the domestic tournament and Copa Libertadores.