- Christianity:
- Roman Catholicism is the dominant religion in Italy, Spain, Portugal, and Malta.
- Eastern Orthodox Christianity is widely practiced in Greece and Cyprus.
- Islam:
- Islam is the second largest religion in Albania, Bosnia and Herzegovina, Kosovo, and North Macedonia.
- Judaism:
- Jewish communities can be found in Italy, Spain, and Greece.
- Protestantism:
- Protestantism, particularly Anglicanism and Protestantism, are practiced in some parts of Southern Europe.
- Other Religions:
- There are also smaller groups following other religious traditions, such as Hinduism, Buddhism, and Sikhism, although these are not widely practiced.