Mario Javier Sabán (Buenos Aires, 1966), is an Argentinian theologian of Sephardi origin.
[1] Sabán began his historical investigations about the Jewish origins of the Argentina's traditional families in 1987.
In March 2008 he obtained a doctorate in Philosophy from the Complutense University of Madrid.
In June of the same year he published his doctoral thesis entitled Rambam, the genius of Moses Maimonides, based on his deep study of the Guide for the Perplexed.
Although one is advertised for sale with the title ″The Jewish Roots of Christianity,″ it is actually in Spanish.