Following the end of his education, he joined the Royal Navy whom he also played cricket for.
[2] Brown made his debut for Devon in the 1959 Minor Counties Championship against the Somerset Second XI.
[3] Andrew Brown played two first-class matches for the Combined Services in 1961, against Cambridge University and the touring South Africans.
Following his retirement from the Royal Navy, Brown became an HR manager, and subsequently Director of Training at Brathay Hall, Cumbria.
He became a member of Durham CC to watch county cricket as well as local Aberdeenshire matches.