Einstein has 1 child
Einstein had 3 children
Albert Einstein had 3 (three) children with his first wife. .
Albert Einstein has 1 child
Albert Einstein had three children. A daughter; Lieserl Einstein, and two sons; Hans Albert Einstein and Eduard Einstein.
noe.
No, Albert did not have children with Elsa Einstein.
Hans Einstein and Eduard Einstein
Elsa Einstein, the second wife of Albert Einstein, did not have any children of her own. She did have two children from a previous marriage, Ilse and Margot.
He had no children with elsa but they raised Albert children from his previous marriage 
Yes, Einstein has 1 kids
None Idon't think he was married
Einstein was a non-theistic Jew, so he did not baptize any of his children.