De la Mora is a surname.
"De la," in several Romance languages (including Spanish and Romanian), means "from."
"Mora" might represent a topographic surname for a family who lives or lived where mulberries grow or grew.
[1] "Mora," might be part of an ethnic phrase that means "the Moorish woman's son," from mora "(female) Moor.
"[1] Similar surnames: Del Moral, Lamora, Delamar, De Moura, De La Torre, Della Porta.