John Murtagh Macrossan AC (12 March 1930 – 5 August 2008) was Queensland’s 16th Chief Justice and the third person from the Macrossan family to occupy that position. He was also a distinguished barrister, chancellor and judge. His grandfather John Murtagh Macrossan was Colonial Secretary for Queensland, his two uncles Hugh Denis Macrossan and Neal William Macrossan were also Chief Justice of Queensland.