Nicholas Grant Billson Cook is an English cricket umpire and former player who appeared in 15 Tests and three ODIs between 1983 and 1989. A slow left-arm orthodox spin bowler and a lower order right-handed batsman, he played first-class and List A cricket from 1978 to 1994. He is currently an ECB appointed umpire on the professional circuit. He was born in Leicester and attended Lutterworth Grammar School.

Leicestershire County Cricket Club is one of eighteen first-class county clubs within the domestic cricket structure of England and Wales. It represents the historic county of Leicestershire. It has also been representative of the county of Rutland. The club's limited overs team is called the Leicestershire Foxes. Founded in 1879, the club had minor county status until 1894, when it was promoted to first-class status pending its entry into the County Championship in 1895. Since then, Leicestershire have played in every top-level domestic cricket competition in England.