Catholic
He was Protestant then changed to Catholic then converted back to Protestanism and then finally made this huge conversion to Catholicism so he could rule France!
It may be a little clearer this way...
Henry was a Huguenot as King of Navarre, but he had to renounce his Protestant faith and convert to Catholicism to become King of France. Henry became noted for an unusually high level of religious tolerance, but he was eventually assassinated by a fanatical Catholic.
King Henry IV of France was born on December 13, 1553.
King Henry IV of France was born on December 13, 1553.
Henry IV King of England 1399 to 1413 Or Henry IV King of France 1589 to 1610
King Henry IV of France died on May 14, 1610 at the age of 56.
Henry the fourth
Henry IV, king of Navarre, a small kindom bordering France, was offered the opportunity of becoming King of France. For this he however had to renounce his Protestant beliefs and become a Catholic. With such a grand prize in view, Henry remarked: "Paris is well worth a Mass".
Henry IV of ENGLAND was born at Bolingbroke Castle in Lincolnshire. Henry IV of FRANCE was born in Pau, the capital of the French province of Béarn. Henry IV of CASTILEwas born in Valladolid, Spain. Since I wasn't sure of which one, I chose the first three I saw under Henry IV on Wikipedia. For more info, type in "Henry IV" in Wikipedia and you will get planty of results.
He believed in religious toleration during the war of religion.
Henry IV
Henry of Bourbon (already king of Navarre), who then became Henry IV.
Henry IV became the first Bourbon king of France in 1589.
Henry IV of France died on 1610-05-14.