Randy Alexander Hillier (born 1958) is a Canadian politician who served as a member of provincial parliament (MPP) in the Legislative Assembly of Ontario from 2007-2022. Hillier represented the riding of Lanark—Frontenac—Kingston as an independent MPP from 2019 to 2022. This riding contains much of the dissolved riding of Lanark—Frontenac—Lennox and Addington, which he represented from 2007 to 2018. Hillier was initially elected as a Progressive Conservative (PC) Party MPP, remaining a member until he was removed in 2019. Despite announcing that he would run for election under the banner of the Ontario First Party in November 2021, Hillier announced in March 2022 that he would not seek re-election.