The Catholic Church as of the 13th March, 2013 is on it's 266th Pontiff.
Yes, there have been several popes that were related - one father and son and several popes had nephews who were elected as pope.
Pope Benedict XVI who resigned in 2013 and Pope Francis who was elected that year.
Popes do not elect popes. Popes are elected by the cardinal electors.
There have been 13 popes named Innocent.
Throughout history, there have been a few instances of popes who were married, but the majority of popes have been celibate.
There have been 15 popes named Benedict. Please be specific.
217 popes have been born in Italy.
There have been no popes named Kenneth.
There have been no popes named Jude.
There have been 117 Popes of the Coptic See of Alexandria (Orthodox)
As of April 2013 there have been 266 popes.
Yes, they had many differences on matters of authority and doctrine. Some Popes were even excommunicated by Church Synods (or Councils) and other rival Popes were elected in their place, called Ante-Popes.