.
Catholic AnswerThere are many famous Churches in Rome named after various saints. Probably the most famous is St. Peter's Basilica in the Vatican. St. Peter, himself, is buried under the high altar. If you go to the Vatican, you are able to take a tour, which will take you downstairs, and you can actually look on St. Peter's tomb. St. Paul is buried in St. Paul-Outside-the-Walls Basilica. St. John Lateran is the Pope's Cathedral Church.There is no Saint Leah but there is Saint Lea of Rome who died in the year 384.
St. Valentine of Rome who was a priest or bishop in the early days of the Church.
Saint Clement of Rome Church was created in 1929.
There are churches and cathedrals all over the world named for Saint Cecilia including Santa Cecilia in Trastevere in Rome.
There is no widely recognized saint named Roma in the Catholic Church. However, there are saints associated with the city of Rome, such as Saint Peter and Saint Paul.
It is in the church of Saint Cecilia in Rome.
It is famous for its great dome, for the numerous works of art it shelters, for being a monument to Saint Peter, whose tomb is below the main altar, and for being the church of the pope (as pope). Saint John Lateran is the church of the pope as Bishop of Rome.
The church of the Pope as bishop of Rome is the Basilica of Saint John Lateran in Rome. The church of the Pope as Pope is Saint Peter's Basilica in the Vatican.
Saint Valentine of Rome
The Catholic Church recognizes two Saint Valentines: Saint Valentine of Rome and Saint Valentine of Terni. Both are honored on February 14th, but there is some debate about whether they were the same person or two different individuals.
Saint Peter, in addition to being the Pope (the earthly leader of the entire Church), was the bishop (the senior pastor) of the Christian Church in Rome.
I must advise you that a saint named Daniela is not listed in the martyrologies or hagiographies of the Roman Catholic Church, the Eastern Rite Churches or the Orthodox churches.