It is still your parents' name. == The same as it was before they died, unless you legally change it.
that her parents decided to name her the same thing as your parents decided to name you
There isn't a proper name for that, however a man with a dead wife is called a widower and a women with a dead husband is called a widow.
A child with both parents dead
no.... they are not dead
his parents are dead
My parents do not work, they are dead.
yes their dead
no they are not dead. but they are devorcied
If you have no parents, you are considered an orphan.
Youd have no parents
As Neil Armstrong is 79 years old, both his parents are dead.
their dead