Thomas Aubrey Leyson Whittington (29 July 1881 – 19 July 1944) was a Welsh cricketer. Whittington was a right-handed batsman who fielded occasionally as a wicket-keeper. He was born in Neath, Glamorgan. In a career which lasted 22 years, Whittington was to prove a crucial figure in the history of Glamorgan County Cricket Club, with his influence within the MCC gaining them elevation from a Minor county to a first-class county and entry to the County Championship, a position they retain to this day.