Derbyshire County Cricket Club in 1966 represents the cricket season when the English club Derbyshire had been playing for ninety-five years.
Derbyshire played 28 games in the County Championship, one match against Oxford University, and one against the touring West Indians.
John Harvey was top scorer and Harold Rhodes took most wickets.
Peter Gibbs joined the side from Oxford University, and Maurice Hill joined from Nottinghamshire.
Alan Ward made his debut with Derbyshire during the season.