Daniel Rutherford
Daniel Rutherford (3 November 1749 – 15 December 1819) was a Scottish physician, chemist and botanist who is most famous for the isolation of nitrogen in 1772.
Daniel Edwin Rutherford
Prof Daniel "Dan" Edwin Rutherford FRSE (4 January 1906 in Stirling – 9 November 1966 in St Andrews) was a Scottish mathematician, known for his work on the representation theory of symmetric groups.