Sydenham Teast was a shipbuilder and shipowner based in Bristol, England, during the 18th and 19th centuries. Amongst Teast's businesses was whaling, and an ivory and wood trade between England and Africa. He constructed Redcliffe Parade in the 1770s, and was also involved in the slave trade, refitting the slaver Hector in 1776.
Teast built two drydocks at Wapping on the Avon in 1755, and a further two at Canon's Marsh on the mouth of the River Frome in 1790. On 9 September 1782, the company launched the Hermione a fifth-rate 32-gun frigate, the only warship built by the yard.
Ships built by Teast's in Bristol include:
Teast's Docks lasted until 1832 at Canon's Marsh, and 1841 at Wapping, where the housing and flats of Merchant's Wharf now occupy the site.