Gracilaria damaecornis
- kingdom: Plantae
- phylum: Rhodophyta
- class: Florideophyceae
- order: Gracilariales
- family: Gracilariaceae
- genus: Gracilaria
- species: Gracilaria damaecornis
Welchman Hall
Saint Thomas
BarbadosPointe-à-Pitre
Guadeloupe
GuadeloupeManchioneal
Portland
JamaicaPunta Santiago
HumacaoLuquillo
LuquilloEl Negro
Yabucoa
Puerto RicoKey West
Florida
United States