The name Amaranth is a girl's name . Amaranth and is often added to lists like Gorgeous Flower Names for Babies.
From the experts:
Amaranth is a beautiful herb with bright fuchsia flowers and a tasty seed that flavors many Eastern dishes. The name is filled with potential for the more adventurous namer, with nickname potential (Ammy, Mara) and a fresh sound that still fits in with all the Amelias and Ambers in the playground.