Chronological list of cases in which Lord Denning sat as a judge. In most cases he played a decisive role in the final outcome and changed the law in a major way.

• Central London Property Trust Ltd v. High Trees House Ltd [1947] K.B. 130 — Denning resurrects the lost doctrine of Promissory Estoppel.
• Solle v. Butcher [1950] 1 K.B. 671
• Errington v. Errington (1951) K.B.C.A. — Denning creates the equitable doctrine of "part performance" to save an incomplete contract.
• Combe v. Combe (1952) Eng. K.B. — Denning elaborates his stance on Promissory Estoppel; calls it a "shield", not a "sword".
• Drive-Yourself-Hire v. Strutt, [1953] 2 All E.R. 1475.
• Entores Ltd. v. Miles Far East Corp. (1955) 2 ALL ER 493 — Decides that the "moment of acceptance" in a contract using a telex (electronic communication) happens on the receivers side.
• Ward v. Bynham (1956) Eng.C.A.
• Hornal v. Neuberger [1956] Eng.C.A.
• Ward v James [1965] Eng.C.A.
• D & C Builders Ltd. v. Rees (1965) Eng.C.A. — To resolve a debt there must be "accord and satisfaction" where the agreement cannot be made under duress.
• Beswick v. Beswick (1966), Eng.C.A., [1968] A.C. 58 — Denning allows a poor widow to reclaim the assets of her late husband when it was taken from her husband's nephew.
• E.R. Ives Investments Ltd. v. High [1967] 2 QB 379
• Gallie v. Lee (1969), Eng.C.A.
• Gould v. Gould (1970) 1 Q.B. 275 — Denning dissented to the idea that a husband's promise to help out his wife "as long as [he is] able" should be enforcable.
• Lewis v. Averay (1971), Eng.C.A. — The purchaser of stolen goods should not bear the costs of re-embursing the victim of theft.
• W.J. Allan & Co. v. El Nasr Export & Import Co [1972] 2 Q.B. 189
• Lloyds Bank Ltd. v. Bundy (1975) Q.B.
• Courtney and Fairbairn Ltd. v. Tolaini Brothers (Hotels) Ltd. [1975] 1 All E.R. 716 — A contract cannot have terms that are to be negotiated on at a later point.
• British Crane Hire Corporation Ltd. v. Ipswich Plant Hire Ltd. [1975] Q.B. 303
• Anton Piller v Manufacturing Processes [1976] C.A.
• Esso Petroleum Co. Ltd. v. Mardon [1976] Q.B. 801 (C.A.) — Denning decides to turn representations made by parties with expert knowledge and experience into warranties of the contract.
• Butler Machine Tool Co. Ltd. v. Ex-Cell-o Corp. Ltd. [1979] 1 All. E.R. (C.A.)
• Brikom Investments v. Carr [1979]
• Photo Productions v. Securicor Ltd. [1980] All E.R. 556