Martin John Thursfield (born 14 December 1971 in South Shields, County Durham) is a former English cricketer. Thursfield was a right-handed batsman and a right-arm medium pace bowler.
Thursfield signed for his first club Middlesex in 1990, making his first-class debut against the New Zealanders. Thursfield was released by Middlesex at the end of the 1990 season. In January 1991 Thursfield played a Youth One Day International for England, which was to be his only international match.
Thursfield signed for Hampshire in 1992, making his first-class debut for the county against Oxford University. During this season Thursfield also made his List-A debut against Nottinghamshire. Thursfield would spend five seasons at Hampshire, playing twenty first-class matches and 31 one-day matches for the club. At the end of the 1996 season Thursfield left Hampshire after failing to make an impact at the club in his final seasons.
Thursfield signed a one-year deal for Sussex in 1997. Thursfield played just two first-class and one-day games for Sussex before he was released just three months into his one-year contract. Thursfield returned to his roots in County Durham where he continued to play club cricket.