The status of Antipope John XXIII was uncertain for hundreds of years, and was finally settled in 1958 when Angelo Giuseppe Roncalli announced his own name as John XXIII.
Status Anti-Paus Yohanes XXIII tidak pasti selama ratusan tahun, dan akhirnya diputuskan tahun 1958 ketika Angelo Giuseppe Roncalli mengumumkan namanya adalah Yohanes XXIII.