Robert Bellamy Clifton FRS (13 March 1836 – 21 February 1921) was a British scientist.

[2] In 1860 he went to Owens College, Manchester as Professor of Natural Philosophy.

In 1865 he was appointed Professor of experimental Natural Philosophy at Oxford University.

While at Oxford he designed Clarendon Laboratory and gave research space to Charles Vernon Boys.

His daughter Catharine Edith was married to the surgeon Henry Souttar.