Henry Pearson was born about 1848 in Longford, Ireland. In 1872, when he was 24, he married Mary Bridgens. They lived in Handsworth, Staffordshire, England according to the 1881, 1901 and 1911 censuses.
Henry Pearson and Mary Bridgens had the following known children:
- Albert Pearson was born about 1874 in Stourbridge, Worcestershire, England. He possibly married Emily Amelia Whitworth in 1898.
- Phoebe Pearson was born about 1877 in Handsworth, Staffordshire, England. She died June Quarter 1959 in Birmingham, Warwickshire, England.
- Phillip Pearson was born about 1877 in Handsworth, Staffordshire, England.
- Eliza Pearson was born on 10 April 1879 in Handsworth, Birmingham, England.
- Louisa Pearson was born in 1882 in Handsworth, Staffordshire, England.