Jongiovanni means in slang: Jongiovanni can be described as a unique name. This name means you are caring for family and friends. His life will be filled with sadness. He will also experience anger and contemplate death and decapitations from time to time. Sometimes he is able to be happy and find happiness within himself. You will be amazed at how valuable human life is. He will protect everything you love. (in Slang Dictionary, added by Aryanna Goodwin)