He was born at Redhill, Surrey, and was educated at the Sackville School, East Grinstead, before attending Southampton Solent University.
[1] Adkin made his debut for Sussex in a List A match against the touring Bangladeshis at the County Ground, Hove, in 2010.
[2] Batting at number eight, Adkin contributed 30 runs to Sussex's total of 253 all out, before he was dismissed by Mashrafe Mortaza.
[3] Later in that season he made his first-class debut against Surrey at Woodbridge Road, Guildford, in the County Championship.
[2] Following the 2011 season, Sussex were invited by the West Indies Cricket Board to take part in the 2011–12 Caribbean Twenty20 in January 2012 as an overseas team.