Mary Jones married Philip Henry Burden in 1850. They had five children, including a son who died from diphtheria when he was seven years old.
After her husband, Philip, died in 1864, Mary married John Henry Barrow. He was a member of the South Australian state parliament and also the manager and editor of the Adelaide Advertiser newspaper. They had one child together. John died in 1874.
Mary moved to Victoria and married Benjamin Cowderoy in 1879. She died in 1907.