Ishmael Kalandra was a male Human Starfleet sciences division officer in the 24th century. Kalandra was the science officer of the USS Tecumseh. Kalandra was married to Irina Kalandra. In 2373, Kalandra was serving on the Tecumseh during the conflict with the Klingon Empire. Irina was worried about him, but Julian Bashir pointed out that Captain Raymond had seen combat before. (DS9 episode: "Nor the Battle to the Strong")