Daniel Pedro Killer (born 21 December 1949) is a retired Argentine football defender who was part of the Argentina squad that won the 1978 FIFA World Cup.
Killer also played for Rosario Central's fiercest local rivals, Newell's Old Boys.Daniel Killer also had a short spell in Colombia with Bucaramanga, he finished his career in the lower leagues with Argentino de Rosario.He owns and manages a small indoor soccer complex on the west side of his hometown.