[2] The municipality is named for the Venezuelan mathematician Juan Manuel Cajigal y Odoardo.

[3] The municipality's population density is 7.9 inhabitants per square kilometre (20/sq mi).

[4] The mayor of the Juan Manuel Cajigal Municipality is Antonio Goffin, elected on 23 November 2008 with 48% of the vote.

The municipality is divided into two parishes; Capital Onoto and San Pablo.

This article related to a location in Anzoátegui State, Venezuela is a stub.