Mr H. Cooper was born on 7 May 1886, the son of house painter Harry Cooper (b.1830) and Maria Cooper (née Lock, 1859-1927). He had 11 siblings: Annie (b.1881), Henry (b.1884), Ellen (b.1885), Frederick (b.1888), Fanny (b.1889), Emily (b.1891), Edward (b.1893), Sydney (b.1895), Frank (b.1898), Alfred (b.1900), Elizabeth (b.1904)
When he signed on to the Titanic, on 6 April 1912 as a Fireman, he gave his address as 9 George Street, Southampton. His last ship was the Oceanic.
He died in the sinking.
His father received support from the Titanic relief fund.
He is believed to have been the brother of Trimmer James Cooper.