How many years old is the religion of Islam?

The meaning of Islam is submission to the almighty God. All the human being believe submission to God. Before Prophet Muhammed, Jesus and before Jesus, followers of Judaism. All these three religions have same prophets. Jews do not follow Jesus. read more

So the religion is only 1436/7 years old. If a person does not follow and believe Prophet Muhammed (Sunnis) and Prophet Ali (Shias) as last prophets is not a Muslim. Christianity is 2015 years old and according to historic evidences Judaism is only 2500 years old. read more

Hinduism is the oldest, with roots stretching back some 4000 years, or more; Sikhism is the youngest, being only about 500 years old. As the chart indicates, among the very oldest religions are Hinduism, Judaism, and (possibly) Zoroastrianism. read more