Dewar may refer to:*Clan Dewar Dewar flask Dewar benzene Dewar's, a blended Scotch whisky People Arthur Dewar, Lord Dewar (1860–1917) Scottish politician and judge. Donald Dewar (Rt. Hon. Donald Campbell Dewar, 1937–2000), former Scottish politician and the first First Minister of Scotland James Dewar, Scottish chemist and physicist (1842-1923) James Dewar (rock vocalist) John Dewar, 1st Baron Forteviot Kenneth Dewar, Vice-Admiral of the Royal Navy (1879–1964) Marion… (More on Dewar)