BIRTH: While a date of birth is unknown, "Burke's Peerage and Baronetage" on page 238 quotes this individual as being a descendant and "probably the son" of William De Bellingham.
BIOGRAPHY: "Burke's Peerage and Baronetage" on page 238 states that after his marriage he went to reside near his wife's family in Burnside, near Kendal, Westmoreland, England.
HEIR: Listed as the heir of the father, William De Burnside.
OCCUPATION: "Burke's Peerage and Baronetage" on page 238, lists him as the Sheriff of Tyndale, Northumberland, England in the year 1279 and forester of the district for Alexander the III.