Probably:

The birth of Ethel Annie Griggs was registered in Islington, London, England during the second quarter of 1876. Her parents were Edward and Annie Griggs. The family resided in Bromley, Kent, England in 1891 and in Peddington, London in 1901. She probably was married to Henry Vere Pearson. The death of Ethel Annie Pearson, born 17 April 1876, was registered in Hitchin, Hertfordshire during the third quarter of 1972.

The birth (02 June 1877) of Ethel Maria Griggs was registered in Islington, London, England during the third quarter of 1877. Her parents were Samuel and Emelia Griggs. The family resided in Islington, London, England in 1881 and in Walthamstow, London in 1901. She was married to Stanley Thomas George Rainer in West Ham, Essex during the third quarter of 1906. Her death (25 January 1969) was registered in North-West Surrey during the first quarter of 1969.