If you mean the Duncans from Disney's Good Luck Charlie then yes. The mother is pregnant (again) with her fifth child.
well, her fifth child's name is trig
toby
The name of Henry's mother's fifth child is Henry himself. The question can be a bit tricky as it implies looking for another name, but it actually refers to Henry.
his real name is walter fillberk
Bob Duncan
Sydney
Flore
'Fifth'. Often this was a name in Rome as well, given to the fifth child in the family.
Bear
Girl April Boy Logan
bridgit mendler