Analisis: Jurnal Studi Keislaman http://ejournal.radenintan.ac.id/index.php/analisis DOI: http://dx.doi.org/10.24042/ ajsk.v19i1.3397 Volume . No., Mei 2019, h. Proses Islamisasi Di Jawa Jelita Tua Nainggolan Universitas Islam Negeri Sumatera Utara jelitatuanainggolanjeje7874@gmail.com Risfaldi Akbar Siregar Universitas Islam Negeri Sumatera Utara risfaldiakbar0703@gmail.com Nur Ilmiah Universitas Islam Negeri Sumatera Utara nurilmiah307@gmail.com Abstract : The land of Java stretches to the northeast and slightly to the south. As far as 105 degrees 11 'to 114 degrees 33' east latitude and slightly southward. In the South and West areas of the border with the Indian Ocean, the Northeast is bounded by the Sunda Strait which separates it from Sumatra with a tip distance of only 14 miles and in the Southeast the Bali Strait is 2 miles wide separating it from the island of Bali. Islam began to enter the island of Java, presumably long before the XIII century AD. The oldest 1