Find Ancestors

I am trying to trace any descendants of William Pearce born in Kingston on Thames in 1867 and Francis Ellis born in Piddlehinton in Dorset in 1874. They had 8 children, all of whom are listed below. Robert Ellis Pearce b 1897 in Fulham married Katherine Westgate b 1892 and they had two sons Robert a dental surgeon b 1921 and Kenneth b 1925. Charles Ellis Pearce b 1899 in Hanover Square, Westminster married Gladys Ackland and they had one daughter, Peggy b 1924. Frank Ellis Pearce b 1901 in Hanover Square, Westminster married Eva Woods and they had one daughter Barbara b 1920 ? Ruby Ellis Pearce b 1902 in Hanover Square, Westminster married Henry Thomas b 1900 Marjorie Alice Pearce b 1904 in Hanover Square, Westminster married Joseph Perry. Had two daughters, Joan b 1923 and Margaret b 1930. Frances Ellis Pearce b 1910 in Hanover Square,Westminster married Ernest Rosewarn and had two sons Richard b 1936 and John 1940 and a daughter Christine b 1942. Reginald Ellis Pearce b 1912 in Hanover Square,Westminster Mollie Ellis Pearce b 1916 in Hanover Square,Westminster married Patrick O'Meara b 1910 and had a son John b 1938 and a daughter Katherine b 1948 All were brought up in Greycoat Gardens, Greycoat Street, Westminster, London, where their Father was the caretaker.