Dewar may refer to:
Clan Dewar
Dewar (caste), a fishing caste from India
Vacuum flask (also known as a Dewar flask), a vacuum-insulated container used to maintain internal temperature for extended periods, named for British chemist James Dewar
Cryogenic storage dewar, a specialized vacuum flask for extremely cold fluids
Dewar benzene, an isomer of benzene named for James Dewar
Dewar's, makers of a blended Scotch whisky, named for John Dewar and sons
Other uses:
Distance between:
London to Dewar316 Miles / 509 Kms Liverpool to Dewar161 Miles / 259 Kms