Mary Evans Macquarie had
1) Julia May Macquarie 1858-1941
then married John McKanna in 1859 and had
2) Margaret McKanna 1859-1942
3) Charles McKanna 1862-1927
4) Mary McKanna 1863-1864
John McKanna passed away in 1863
and she married John Field in 1864 and had
5) Robert Field 1865-1909
6) John Field 1867-1874
7) Christopher Field 1869-1954

Susanna Field 1871-
9) Thomas Field 1873-1942
10) Mary Field 1878-
I have full birthdates for all children, and all were baptised at Port Macquarie.