Rainer I of Lorraine
Also called Regnier - nicknamed 'Longshals'
Count of Hainault (before 886) and Duke of Lorraine (900 – 916)
Lay Abbot of Echternach in Luxemburg
Born (c850) – Died (before Jan 19, 916) at Meersen

Father – Giselbert II of Maasgau (link)
Mother – Ermengarde of Neustria (1) (link)

Rainer married firstly (c875) Hersende of Neustria (link)
Children :

• Rainer II of Hainault (link)
• Symphorienne of Hainault (c880 – 952)

Rainer married secondly (c889) Alberada of Mons (link)
Children :

• Giselbert of Lorraine (link)