James Sirius Potter, {FICT}

Fictional Character Appearing in the Harry Potter Book Series:

DO NOT merge with real people or into the "big tree"

"...James Sirius Potter was the eldest child of Harry and Ginny Potter. His godparents, as well as uncle and aunt, are Ron and Hermione Weasley. He has two younger siblings: Albus and Lily. James was named after his paternal grandfather, James Potter, and his father's godfather, Sirius Black..."

SOURCE: http://harrypotter.wikia.com/wiki/James_Potter_II