Sir Graeme Thomas Harrison KNZM (born 13 November 1948) is a New Zealand business executive.

He received his education at Methven District High School, at Ashburton College, and at the University of Canterbury.

[7][8] In late 2017, Itoham Foods received Overseas Investment Office (OIO) approval to become to sole owner by obtaining the remaining 35% shareholding.

[1] Harrison retired to Methven but takes an active role in a sheep and beef farm operated by his second daughter and her husband at nearby Alford Forest.

[1] In the 2011 Birthday Honours, Harrison was appointed a Knight Companion of the New Zealand Order of Merit, for services to business.