Sir Robert Cann, 1st Baronet

Sir Robert Cann, 1st Baronet (c. 1621–1685), of Small Street, Bristol and Stoke Bishop, Westbury-on-Trym, Gloucestershire, was an English politician.

He was the son of William Cann, merchant of Bristol and Margaret, the sister of Robert Yeamans.

He was Mayor of Bristol in 1662–3, when Charles II visited the city. He was knighted in April 1662 and created a baronet in September. However, his Bristol house remained his main residence.

He entered parliament as Member MP for Bristol February 1678, following the death of his first wife's nephew Humphrey Hooke, apparently without opposition. He was a moderately active member and considered at this stage as 'worthy' by Shaftesbury. Anne married 1) Sir Robert Gunning of Cold Ashton and 2) Sir Dudley North

In 1647 he married his second wife Anne, daughter of Derrick Popley, merchant of the Red Lodge, Bristol. Their son Thomas served as High Sheriff of Gloucestershire in 1687 and was knighted by James II.

He died in November 1685 and was buried at St Werburgh's, Bristol.