Presidents, social leaders and other Latin American public figures have condemned the van attack in Barcelona.
13 people were killed when a truck rammed into pedestrians along the popular tourist avenue in the Spanish city.
A man died later in a shootout with police officers and two suspects have been arrested.
In addition to the messages of support, many regional leaders offered to help the country and the victims.
The Venezuelan President Nicolas Maduro and his government have issued a statement strongly condemning the attack.
It says, " Venezuela repudiates all acts of terrorist violence against humanity and stands in solidarity with the Spanish government, with the people and authorities of Catalonia, and with the families of the victims in such difficult moments, praying for the speedy recovery of the injured."
"The Bolivarian Republic of Venezuela, as a country committed to peace as an essential value of political life and international relations, hopes that these kinds of events will be mourned by all humanity."
The statement ends by saying, "The Bolivarian Government reiterates its affection to the Spanish people, and especially to the Spanish community in our country, to which we are united by indissoluble ties of history, brotherhood and friendship."
Chile's President Michelle Bachelet expressed her solidarity with the relatives of those who died.
Mi rechazo más absoluto y toda mi solidaridad con las víctimas y sus familias por la violencia terrorista en Las Ramblas de Barcelona.— Michelle Bachelet (@mbachelet) 17 August 2017
Her Bolivian counterpart, Evo Morales condemned all forms of terrorism.
A nombre de Bolivia, nuestra solidaridad con heridos y familias de fallecidos en atentado de Barcelona. Condenamos toda forma de terrorismo.— Evo Morales Ayma (@evoespueblo) 17 August 2017
The Colombian President Juan Manuel Santos said the attack was cowardly.
While Colombia's most prominent human rights activist, former Senator Piedad Cordoba,offered her solidarity to the victims and their families. Cordoba also quoted the late American poet and civil rights campaigner Maya Angelou, "Hate has caused many problems in the world, but it has not yet solved one."