Rear-Admiral John Adams (February 1798 â 17 December 1866) was a senior Royal Navy officer who served as Commander-in-Chief, Africa from 1854 to 1857.
Adams joined the Royal Navy on 8 June 1806. Promoted to captain on 18 December 1843, he was given command of the frigate, , in 1850 and went on to serve as Commander-in-Chief, Africa from 1854 to 1857.
He married Mary Anne Gerard in 1838. After she died in 1843, he married Elizabeth Hurst in 1846.