The aim of this research was to identify the impact factor of three iberian-american journals on several spanish journals, through a bibliometric study. The study considered 20 journals that were multidisciplinary or represented any area of Psychology. The chosen journals were edited in Spanish, registered in Spain or in the Journal of Citation Reports, are currently edited and started their publication at least in 2001, the last issue of the year was edited before the deadline, had ISSN, were edited in paper and were available at a established date. The data showed the high impact of IJCHP and an absence of reciprocal interactions among the chosen journals. The internationality index, from which the RLAP and IJCHP stand out, and the relevance of the impact index are discussed.