Abraham or Abram Robertson FRS (4 November 1751 – 4 December 1826), was a Scottish mathematician and astronomer.
He held the Savilian Chair of Geometry at the University of Oxford from 1797 to 1809.
At age 24, he moved to London, he had hopes of travelling to the East Indies, but his patron died.
In 1795, the Royal Society elected him a fellow in recognition of his work on conic sections.
In 1792, Robertson published Sectionum conicarum libri septem.