Delancey Is A Feminine Name Of French Descent. Meaning “from The Alder Grove,” This Name Sure Won’t Leaf Baby Hanging! This Toponym—a Name That Derives From A Place Or Geographical Feature—refers To Alder Trees, Which Are Well Known For Both Their Beauty And Their Resilience. Delancey Is Also, Interestingly, The Name Of A Famous Street In New York City. So, As You Can See, From The City To The Forests, Baby Delancey Will Be Set With This Special Moniker.