To say the least, John Abbot has gotten around. He's spread his seed. Check out the man's marriages:

Dina Mergeron (Divorced)
Jessica Blair (deceased)
Jill Foster Abbott (Divorced; first time)
Jill Foster Abbott (Divorced; second time)
Gloria Fisher (Married until his death)

And his children:
Jack Abbott (son with Dina)
Ashley Abbott (thought to be his daughter, but fathered by Brent Davis)
Traci Connolly Abbott (daughter with Dina)
Billy Abbott (son with Jill Foster Abbott)