A.J. Mclean is 46 years and 9 month(s) old. He was born in 9 Jan, 1978. A.J.Mclean was born on 9 January, 1978 in West Palm Beach, Florida, United States. His full birth name is Alexander James McLean. His parents are Denise and Bob McLean. He has an unique blend of ethnicities – Cuban and German from his mother’s side and Scottish, Irish and English from his father’s side.