He grew up Catholic.
He recognized the idolatry.
He called the Pope anti-Christ.
He wrote the Institutes.
In addition to the above first answer, listed below are more specific views of John Calvin and Catholicism:
* As like Luther, Calvin believed that the Bible was the final authority on Christianity, not Papal Authorities;
* Calvin formulated the doctrine of "Predestination"'; and
* Calvin denied the Catholic position that only good works can enable a person's salvation.
In addition, Calvin was instrumental in spreading Protestantism throughout Europe.
John Calvin's followers were called Huguenots in France.
Catholicism, the Catholic variety of Christianity taken broadly
John Locke is known for his view on Essay Concerning Human Understanding.
children are born good
There is no specific ceremony for a Protestant converting to Catholicism, but anyone entering Catholicism must be Baptised.
John Calvin was a Protestant reformer.
Jacobus Arminius
John Calvin's followers were called Huguenots in France.
Catholicism, the Catholic variety of Christianity taken broadly
Calvins real name is Lance Gross.
John Pinette was a comedian who did not publicly disclose his personal religious beliefs. He primarily focused on bringing humor to his performances and did not discuss his religious affiliations.
i did
john wycliffe
John davis
fried chicken
John von Neumann was born Jewish but converted to Catholicism
Defense of Roman Catholicism