Alex MacFarlane is an Australian activist and an intersex person born with XXY sex chromosomes.
[1][2][3][4][5] MacFarlane was reported as receiving a passport with an 'X' sex descriptor in early 2003.
The West Australian newspaper reported in January 2003 that the Department of Foreign Affairs and Trade "had decided to accommodate people whose birth certificates recorded their sex as indeterminate... Alex is also believed to be the first Australian issued with a birth certificate acknowledging a gender other than male or female.
It was issued in Alex's birth State of Victoria, which unlike WA, changed its policy to allow the category.
[1] Several other Australians are known to have adopted sex non-specific or indeterminate identification documents subsequently, including Tony Briffa,[6][7] and Norrie May-Welby.