Considering your name perhaps you should choose St John Nepomucene.
The Patron Saint of: DihydrogenMonoxide. There are certain dangers to be aware of:
• Athletes use dihydrogen monoxide (DHMO) to enhance performance.
• Thousands die each year after inhaling DHMO.
• DHMO is intoxicating if mixed with small quantities of ethanol.
• DHMO has been discovered in significant quantities in rivers, lakes, oceans and streams.
• Residual DHMO remains on fruits and vegetables after washing.
• Symptoms of ingestion or contact with liquid DHMO include shivering and sweating.
• Gaseous DHMO causes severe burns.
• Solid DHMO has been linked with frostbite and car accidents.