Leofric was an Earl of Mercia. He founded monasteries at Coventry and Much Wenlock. Leofric is most remembered as the husband of Lady Godiva.

What episode does Leofric die?

Just before Iseult death, Uhtred's new best friend Leofric dies in battle. A fan-favorite, Leofric's neck was sliced along the shield wall in the final episode of Season 1. His death was the first example that anyone could be killed within the course of the show and in any manner.

Why does Leofric die?

An ax cuts into Leofric's neck, and he holds his neck as he leaves the front. Uhtred watches it happen, but keeps fighting. Leofric continues holding his neck, but he dies from his wound in the end.