<sod>Humphrey was the son of [[Humphrey III of Toron|Humphrey]], heir to [[Humphrey II of Toron]], and [[Stephanie of Milly]].{{sfn|Runciman|1989a|p=396, Appendix III (Genealogical tree No. 4.)}} He was born in about 1165.{{sfn|Hamilton|2000|p=161}} Humphrey was still a child when his father died around 1173.{{sfn|Runciman|1989a|p=396}}{{sfn|Hamilton|2000|p=92}} Before long, Humpherey's mother inherited the [[Oultrejordain|Lordship of Oultrejourdan]].{{sfn|Hamilton|2000|p=92}} She married [[Miles of Plancy]], [[Seneschal of Jerusalem]], but he was murdered in October 1174.{{sfn|Runciman|1989a|p=405}}{{sfn|Hamilton|2000|pp=90, 92}} Next year, she married [[Raynald of Châtillon]].{{sfn|Runciman|1989a|pp=406, 408}} Humphrey inherited the [[Lordship of Toron]] after his grandfather died of wounds received in the Battle of Banyas on 22 April 1179.{{sfn|Runciman|1989a|pp=419, 424}} <eod>
<sod>Humphrey was the son of [[Humphrey III of Toron|Humphrey]], heir to [[Humphrey II of Toron]], and [[Stephanie of Milly]].{{sfn|Runciman|1989a|p=396, Appendix III (Genealogical tree No. 4.)}} He was born in about 1165.{{sfn|Hamilton|2000|p=161}} Humphrey was still a child when his father died around 1173.{{sfn|Runciman|1989a|p=396}}{{sfn|Hamilton|2000|p=92}} Before long, Humpherey's mother inherited the [[Oultrejordain|Lordship of Oultrejourdan]].{{sfn|Hamilton|2000|p=92}} She married [[Miles of Plancy]], [[Seneschal of Jerusalem]], but he was murdered in October 1174.{{sfn|Runciman|1989a|p=405}}{{sfn|Hamilton|2000|pp=90, 92}} Next year, she married [[Raynald of Châtillon]].{{sfn|Runciman|1989a|pp=406, 408}} Humphrey inherited the [[Lordship of Toron]] after his grandfather died of wounds received in the Battle of Banyas on 22 April 1179.{{sfn|Runciman|1989a|pp=419, 424}}<eod>