Jo.
Proper noun
Meaning
Jo.
(biblical) Abbreviation of John.
Examples
Your father, Jo. He never loses patience, never doubts or complains, but always hopes, and works and waits so cheerfully that one is ashamed to do otherwise before him.
I don't care if I'm remembered or not when I'm dead. (A scientist I knew at General Electric, who was married to a woman named Josephine, said to me, "Why should I buy life insurance? If I die, I won't care what's happening to Jo. I won't care about anything. I'll be dead.")