Derbyshire County Cricket Club in 1973 was the cricket season when the English club Derbyshire had been playing for one hundred and two years.
They won five matches in the John Player League to finish twelfth.
They were eliminated in the first round of the Gillette Cup and did not progress beyond group level in the Benson & Hedges Cup.
Derbyshire played 20 games in the County Championship, one match against Oxford University, and one match each against the touring New Zealanders and West Indians.
They won three first class matches overall, two in the County Championship.