Similarly, even though there was Pope Benedict XVI in the 2000s, there have only been 15 legitimate popes named Benedict, as the tenth was declared an antipope.

An antipope is a person who makes a competing claim to the papacy, in opposition to the legitimately elected pope.

Similarly, even though there was Pope Benedict XVI in the 2000s, there have only been 15 legitimate popes named Benedict, as the tenth was declared an antipope.

Similarly, even though there was Pope Benedict XVI in the 2000s, there have only been 15 legitimate popes named Benedict, as the tenth was declared an antipope.