Sir Henry Arthur Blake (1840 - 1918) was a British colonial admnistrator.
After a term as an Irish magistrate, Blake became:
In 1910 he left the Colonial Office to become chairman of Newfoundland Oilfields Limited.
Blake had a strong interest in botany. The tree Bauhinia blakeana, which was first found in Hong Kong around 1880, was named after him. Its flower was adopted as the emblem of Hong Kong in 1965 and since 1997 it is the representative flower for the Special Administrative Region of Hong Kong, People's Republic of China, and appears on its flag and its coins.