 At the end of the 17th century, Isaac owned a large area in Java, which includes the area that is now Kemayoran, part of Ancol, Krukut at Tegalangus, and Cinere.Isaac held the title major, which is where the name "Kemayoran" come from.The name "Mayoran" first appears in Java Government Gazette on February 24, 1816, described as ""a land close to Weltevreden"".