Mahlon

Mahlon ("Name means::sick") (m. Married::2682 AM, d. ca. Died::2692 AM) was a son of Elimelech and Naomi and husband of Ruth. He married Ruth in Moabite country, lived there for ten years more, and then died. His death, and that of his brother, left their father's estate in jeopardy until Boaz redeemed it. 

Meaning of his name
The name Mahlon literally means sick, and connotes an invalid. Most commentators see this condition as an illustration of a common consequence of the fall of man.