Harry Lindgren (25 June 1912 – 1 July 1992) was a British-Australian engineer, linguist and amateur mathematician.
He received a BSc degree from the University of Western Australia and later became a Commonwealth Patent Officer.
[3] In 1969 Lindgren published Spelling Reform: A New Approach (Alpha Books, 104 Bathurst St, Sydney 2000, Australia).
[4] On 1 September 1971 Lindgren launched the Spelling Action Society (headquartered in Narrabundah, a suburb of Canberra[5]) to promote his suggested reforms.
He chose the name to share its initials with Scandinavia's SAS airline to acknowledge his Nordic ancestry.