Jane Mason "Jeanie" Barton was the wife of Sir Edmund Barton, the 1st Prime Minister of Australia from 1901 to 1903. After her husband's knighthood in 1902 she was known as Lady Barton.

Sir Edmund "Toby" Barton was an Australian statesman, barrister and jurist who served as the first prime minister of Australia from 1901 to 1903. He held office as the leader of the Protectionist Party, before resigning in 1903 to become a founding member of the High Court of Australia, on which he served until his death. He was highly regarded as one of the leaders and founding fathers of the Federation movement and for his work in drafting and later interpreting the Constitution of Australia and early federal laws.