From the 1911 census See index

Essex County Asylum Brentwood
name and surnameRelationship to head of familyageParticulars as to marriagepersonal occupationBirthplaceNationalityInfirmity
Mary Elizabeth BrindMarried to35Marriedwork at homeCurraugh Camp Ireland.EnglishNo
William James BrindSon11 school ageDevizes, WiltsEnglishNo
Elsie Margaret BrindDaughter9 schoolDevizes, WiltsEnglishNo
Dorothy May BrindDaughter8 schoolBeckinton, WiltshireEnglishNo
Chas Edgar John Brindson6 schoolBrentwood, EssexEnglishNo
name and surnameRelationship to head of facultyageParticulars as to marriagepersonal occupationIndustry or service with which workers is connectedbirthplace
John BrindStaff41MarriedMale Attendant Essex Lunatic AsylumPaddington, ?????

See this family.