Reginald deMohun
Reginald was born in 1185.  He died at the age of 34 in 1219.

 Alice deBriwere
Alice was born in 1190.  She died at the age of 33 in 1223.

 Reginald deMohun II Lord Mohun
Reginald deMohun II Lord was born in 1206.  He died in Mohun, devon, England.