James is the great-great-great-grandfather of Paul Nankervis
It appears that James Nankervis and Mary Maddern were still not married by the time their fourth child, James, was born in 1829 and he was baptised as a "base child". Mary then married Richard Warren in 1834
children: Richard Nankervis/Warren (1822-1906), Margery Nankervis/Warren (1826-?), Grace Nankervis/Warren (1827-?), James Nankervis (1829-1919), Thomas Nankervis/Warren (1830-?)
1851 England & Wales Census
There is no record of a James Nankervis (or other spelling) within the date range of 1790-1810 for births, or 1820-1834 for marriage - 1834 being the year that Mary married Richard Warren.
There is no record of James Nankervis (0r other spelling) in the 1841 census
Featured Auto Racers: James is 18 degrees from Jack Brabham, 28 degrees from Rudolf Caracciola, 24 degrees from Louis Chevrolet, 23 degrees from Dale Earnhardt, 40 degrees from Juan Manuel Fangio, 21 degrees from Betty Haig, 26 degrees from Arie Luyendyk, 17 degrees from Bruce McLaren, 25 degrees from Wendell Scott, 24 degrees from Kat Teasdale, 23 degrees from Dick Trickle and 28 degrees from Maurice Trintignant on our single family tree. Login to see how you relate to 33 million family members.