There seem to be at least 3 bands with this name: 1) Ogre (USA) was a doom metal band from Raymond/Kittery in Maine formed in 1999. Last line-up:
Ross Markonish - Guitars (Blood Farmers)
Ed Cunningham - Bass, Vocals
Will Broadbent - Drums (Blood Farmers) Untitled Demo (2000)
Dawn Of The Proto-Man (2003)
Unleashed from the Northeast (2006) Split EP together with Blood Red & Upwards Of Endtime
Seven Hells (2006)
Plague Of The Planet (2008)

Read more about Ogre on Last.fm.