Dinsdale may refer to:
Places Dinsdale, formerly a common name of Low Dinsdale, a village in County Durham, England Dinsdale railway station, serving Low Dinsdale and Middleton St George Dinsdale Park, a house and former hotel at Low Dinsdale Over Dinsdale, a village in North Yorkshire, near Low Dinsdale Dinsdale, New Zealand, a suburb of Hamilton
People Dinsdale (surname) Dinsdale Landen, British actor
Fictional characters One of the Piranha Brothers in a sketch from the British comedy programme Monty Python's Flying Circus A character in the British play The Ruling Class