She won with a majority of 3,794 over Gareth Derrick (Labour) after the second round of voting.
Alison will officially take over from Tony Hogg on 12 May. Her term of office will last four years.
“I am delighted to have been elected as police and crime commissioner by the people of Devon, Cornwall and the Isles of Scilly,” she said.
The full result:
Votes received (first round)
Gareth Derrick (Labour) 66,519
Alison Hernandez (Conservative) 69,354
William Morris (Independent) 22,395
Jonathan Smith (UKIP) 49,659
Bob Spencer (Independent) 41,382
Richard Younger-Ross (Liberal Democrats) 35,154
Votes received (second round)
Gareth Derrick 20,723
Alison Hernandez 21,682
The turnout across the force area was 22.8%. Total votes cast 294,120.
