Knights Hospitaller
The Order of Knights of the Hospital of Saint John of Jerusalem (; ), also known as the Order of Saint John, Order of Hospitallers, Knights Hospitaller, Knights Hospitalier or Hospitallers, was a medieval and early modern Catholic military order. It was headquartered in the Kingdom of Jerusalem, on the island of Rhodes, in Malta and St Petersburg.
Knights Templar
The Poor Fellow-Soldiers of Christ and of the Temple of Solomon (), also known as the Order of Solomon's Temple, the Knights Templar or simply the Templars, were a Catholic military order recognised in 1139 by the papal bull "Omne datum optimum". The order was founded in 1119 and was active until about 1312.