This is a list of people who are known to have migrated from the UK before 1911
- James Blackman 1801 to New South Wales, Australia
- Elizabeth Blackman 1801 to New South Wales, Australia
- Samuel Blackman 1801 to New South Wales, Australia
- James Blackman 1801 to New South Wales, Australia
- John Blackman 1801 to New South Wales, Australia
- William Blackman 1801 to New South Wales, Australia
- James Henry Blackman 1830 to Tasmania, Australia
- Lydia Blackman 1830 to Tasmania, Australia
- Isabella Mary Blackman 1830 to Tasmania, Australia
- Henry Soper Blackman 1830 to Tasmania, Australia
- Ann Blackman 1830 to Tasmania, Australia
- Thomas Blackman 1853 to Queensland, Australia
- Lucy Ann Blackman 1853 to Queensland, Australia
- Richard Blackman c. 1854 to New South Wales, Australia
- Mary Blackman c. 1854 to New South Wales, Australia
- Richard Lot Blackman c. 1854 to New South Wales, Australia
- Matilda Eleanor Blackman c. 1854 to New South Wales, Australia
- Robert Henry Blackman c. 1854 to New South Wales, Australia
- Anna Maria Blackman c. 1854 to New South Wales, Australia
- Harriet Blackman c. 1854 to New South Wales, Australia
- Henry Charles Blackman c. 1854 to New South Wales, Australia
- Frederick William Blackman c. 1854 to New South Wales, Australia
- John Foreman Blackman c. 1855 to Illinois, USA
- Martha Blackman c. 1855 to Illinois, USA
- John Foreman Blackman c. 1855 to Illinois, USA
- Susannah Foreman Blackman c. 1855 to Illionois, USA
- Joseph Ashley Blackman c. 1855 to Illinois, USA
- Mary Ann Blackman c. 1855 to Illinois, USA
- William Henry Blackman c. 1855 to Illinois, USA
- Jacob Blackman 1857 to Victoria, Australia
- William Blackman 1857 to New South Wales, Australia
- Lydia Blackman 1857 to New South Wales, Australia
- John Blackman 1857 to New South Wales, Australia
- Anne Blackman 1857 to New South Wales, Australia
- William Richard Blackman c. 1857 to South Australia, Australia
- Susanna Blackman c. 1857 to South Australia, Australia
- Emily Amelia Blackman c. 1857 to South Australia, Australia
- Edith Mary Blackman c. 1857 to South Australia, Australia
- George Henry Blackman c. 1857 to South Australia, Australia
- William Blackman 1863 to Victoria, Australia
- George Blackman 1863 to Victoria, Australia
- William Blackman 1865 to Victoria, Australia
- Hannah Blackman 1865 to Victoria, Australia
- Amelia Priscilla Blackman 1865 to Victoria, Australia
- Alice Hannah Blackman 1865 to Victoria, Australia
- Charlotte Blackman 1866 to Victoria, Australia
- Mary Ann Blackman 1866 to Victoria, Australia
- Lucy Blackman 1866 to Victoria, Australia
- Joseph Blackman 1866 to Victoria, Australia
- Charlotte Blackman 1866 to Victoria, Australia
- John Blackman 1866 to Victoria, Australia
- Henry Blackman 1866 to Victoria, Australia
- Emma Blackman 1866 to Victoria, Australia
- Leonard Blackman 1866 to Victoria, Australia
- Arthur Blackman c. 1868 to South Australia, Australia
- Augusta Blackman c. 1868 to South Australia, Australia
- Oliver Blackman c. 1868 to South Australia, Australia
- John Blackman c. 1874 to Ontario, Canada
- Sarah Ann Blackman c. 1874 to Ontario, Canada
- George William Blackman c. 1874 to Ontario, Canada
- Tom Arthur Blackman c. 1874 to Ontario, Canad
- Edwin John Blackman c. 1874 to Ontario, Canada
- Anne Priscilla Blackman c. 1874 to Ontario, Canada
- Elizabeth Blackman c. 1874 to Ontario, Canada
- Frederick Burton Blackman c. 1874 to Ontario, Canada
- James Blackman 1880 to Victoria, Australia
- Elizabeth Sarah Blackman 1880 to Victoria, Australia
- Edith Blackman 1880 to Victoria, Australia
- Lewis Blackman 1880 to Victoria, Australia
- Alice Blackman 1880 to Victoria, Australia
- James Webb Blackman 1880 to Victoria, Australia
- Ada Blackman 1880 to Victoria, Australia
- Arthur Blackman 1880 to Victoria, Australia
- Frank Blackman 1880 to Victoria, Australia
- Harold Blackman 1880 to Victoria, Australia
- Ethel Blackman 1880 to Victoria, Australia
- Jesse Blackman c. 1883 to New Zealand
- Rose Annie Blackman c. 1883 to New Zealand
- Milton Foster Blackman c. 1883 to New Zealand
- Harriet Blackman c. 1883 to New Zealand
- George Frederick Blackman c. 1887 to Victoria, Australia
- Arnold Blackman c. 1888 to New Zealand
- Agnes Lydia Blackman c. 1888 to New Zealand
- Alfred Ernest Blackman 1891 to Victoria, Australia
- Ellen Blackman 1895 to New York, USA
- Ernest Wilfred Blackman 1895 to New York, USA
- Thomas James Blackman 1902 to Western Australia, Australia
- Alfred George Blackman 1902 to Western Australia, Australia
- Stephen Blackman 1902 to Western Australia, Australia
- Ellen Mary Blackman 1904 to New York, USA
- Clara Blackman 1905 to New York, USA
- William James Blackman c. 1905 to New Zealand
- Esther Blackman c. 1905 to New Zealand
- William Gordon Blackman c. 1905 to New Zealand
- Bertram James Blackman c. 1905 to New Zealand
- Nellie Maud Blackman c. 1905 to New Zealand
- Walter Thomas Blackman 1907 to New York, USA
- Annie Louise Blackman 1907 to New York, USA
- Emily Edith Blackman 1907 to New York, USA
- William Henry Blackman 1907 to New York, USA
- James Henry Blackman 1907 to New York, USA
- Adeline Blackman 1908 to New York, USA
- Daisy Adeline Blackman 1908 to New York, USA
- William Frederick Blackman 1908 to New York, USA
- Evelyn May Blackman 1908 to New York, USA
- Frederick Reginald Blackman 1908 to New York, USA
- Archibald George Blackman 1908 to New York, USA
- Charles Percival Blackman 1908 to New York, USA
- Nellie Dorothy Blackman 1908 to New York, USA
- Mary Ann Blackman 1908 to New York, USA
- Alice Blackman 1908 to New York, USA
- Arthur Charles Blackman 1908 to New York, USA
- James Percy Blackman 1910 to New York, USA
- William Blackman 1910 to New York, USA
- Herbert Sydney C Blackman 1910 to New York, USA
- Rose Elizabeth Blackman 1910 to New York, USA
- Albert Blackman 1911 to New York, USA
- James Henry Blackman 1911 to New York, USA