Before St. Peter (year 33 AD) there was no pope. The papal election from November 1268 to September 1, 1271, following the death of Pope Clement IV, was the longest papal election in the history of the Catholic Church. For nearly 3 years the Church had no pope.
There has not been a Pope Marcellinius but there has been a Pope St. Marcellinus and yes, he was a Catholic pope.
No. Pope Francis was the first pope from the New World. There has never been a pope from Canada.
No, there has never been a pope from Malta.
No, there has never been a pope from Scotland.
No, there has never been a Pope from Ireland.
There have been 266 popes and the current one is Pope Francis.
There has never been a Pope Paul XXIII. There has been a Pope John XXIII.
There has never been a Pope Paul 23.
There have been a number of popes who were not cardinals. Pope Urban VI, pope from 1378 to 1389, was the last Pope to be elected from outside the College of Cardinals.
No pope has ever been to Las Vegas.
Pope Benedict XVI has been pope since 2005.
There has never been a Pope John Benedict.