HMS Fawn was a Royal Navy 17-gun Cruizer-class sloop launched in 1856.

She served on the Australia, North America and Pacific stations before being converted to a survey ship in 1876.

[2] She was commissioned at Sheerness on 30 October 1859 and until 1863 served on the Australia Station.

[3] She refitted at Sheerness in 1863, and from 1864 to 1868 served on the North America and West Indies Station (Halifax, Nova Scotia and Bermuda).

[4] After a second refit at Sheerness in 1869 she went to the Pacific Station in Esquimalt, British Columbia, where she remained until 1875.