David Antonio Llanos Almonacid (born 27 July 1989) is a Chilean former footballer who played as a forward.
Llanos was trained at Huachipato and made his professional debut in 2006.
His last club was Fernández Vial in the 2023 Segunda División Profesional de Chile. It was confirmed his retirement two years later.
In 2008, Llanos represented Chile U23 at the 2008 Inter Continental Cup in Malaysia, scoring a goal. The next year, along with Chile U21 he won the 2009 Toulon Tournament and represented Chile U20 at the 2009 South American U-20 Championship.
He also was part of a Chile under-25 squad in a training session led by Claudio Borghi in May 2011, alongside his teammates in Deportes Concepción, Patricio Jerez and Manuel Simpertegui.