Is Guacamole from Guatemala or Mexico?

It is of Mexican origin. Guacamole comes from the nahuatl (aztec) "ahuacamolli", which would translate as "avocado soup or sauce"; the Word aguacate or avocado comes from the nahuatl "ahuacatl", which means "testicle".

http:/en.wikipedia.org/wiki/Guacamole