Kirenski
From The Stargate Omnipedia
Major in the Russian military, assigned to Dr. Alexander Britski's team on a mission to P2X-338 to recover the Eye of Tiamat. Opening Marduk's sarcophagus inside the ancient ziggurat, a creature escaped and attacked Kirenski. He was dead within two hours.
KEY EPISODE
The Tomb - Dr. Jackson reads through Dr. Britski's logs and learns of Kirenski's fate.