There is more than one artist using the name Orphan:
1) Orphan, a band from Linz, Austria (punk hardcore mathcore noisecore sludge)
2) Orphan, a NYC sludge/stoner band
3) Orphan, a Canadian aor/ melodic rock group from the mid 1980's.
4) Orphan, a Belgian pop rock act from the late 1990s.
5) Orphan, an American folk rock band from the mid-1970s. Read more on Last.fm