Demitre Garza Raymond was a Human. As the son of Sean Sweeney Raymond and Kelly Kroells Raymond, he was the great-great-great-great-great grandchild of Clare and Donald Raymond. He was born in the L5 colony and his brothers were James and Mesrop. (TNG-R: "The Neutral Zone", okudagram)
The name came from the remastered Clare Raymond family tree.