Sorry I can not pinpoint her birth there are 3 possibility.s 1844,1845,1846 none state Ellen or parents
You may or may not have this below
3. Alexander WATSON (Alexander ) was born in 3rd qtr 1843 in Sunderland, County Durham, England. He died in 2nd qtr 1886 ( 2/6/1886 )in Sunderland, County Durham, England.
Alexander married Margaret Ellen JOHNSON in 4th qtr 1864 ( 23/11/1864 )in Sunderland, County Durham, England. Margaret was born about 1846 in Sunderland, County Durham, England. She died in 4th qtr 1904 ( 21/11/1904 ) in Sunderland, County Durham, England.
They had the following children.
+ 9 M i Abraham Rackley WATSON was born in 1st qtr 1865. He died in 4th qtr 1957.
+ 10 M ii Alexander WATSON was born in 4th qtr 1867. He died in 1st qtr 1941.
11 F iii Margaret Mary WATSON was born in 2nd qtr 1869 in Sunderland, County Durham, England. She died in 2nd qtr 1875 in Sunderland, County Durham, England.
+ 12 M iv John Halliday WATSON was born on 1 Apr 1871. He died on 12 Nov 1941.
+ 13 F v Alice Jane Rackley WATSON was born in 1st qtr 1873.
+ 14 M vi Lancelot Halliday WATSON was born in 4th qtr 1875.
15 M vii Frederick WATSON was born in 3rd qtr 1877 in Sunderland, County Durham, England.
+ 16 F viii Margaret Ellen WATSON was born in 1st qtr 1879.
17 F ix Mary WATSON was born in 4th qtr 1880 in Sunderland, County Durham, England.
+ 18 M x Percy Stanley WATSON was born in 2nd qtr 1882.
+ 19 F xi Ethel May WATSON was born in 2nd qtr 1884. She died in 3rd qtr 1956.