The Jervoise, later Clarke-Jervoise Baronetcy, of Idsworth in the County of Southampton, was a title in the Baronetage of the United Kingdom. It was created on 13 November 1813 for Rev. Samuel Jervoise, born Samuel Clarke, who assumed the surname of Jervoise by royal licence in 1808.
The second Baronet sat as Member of Parliament for Hampshire South. The third Baronet assumed the additional surname of Clarke, a surname also held by the fifth, sixth and seventh Baronets. The title became extinct on the latter's death in 1933.