There is no name on this flat stone. Only the Initials H & W (Husband and Wife) ie at the top. Second flat stone contains only the name Louise, no last name.
Third flat stone contains no name, only initials LLA. Nothing more to transcribe.
HJ's stone does not have a plaque on it.
These are all in a large plot with an upright monument, with one side ROBER and one side HINK.