duration	name and match	year
557 minutes	Mudassar Nazar, Pakistan v England at Lahore	1977-78
545 minutes	DJ McGlew, South Africa v Australia at Durban	1957-58
535 minutes	AP Gurusinha, Sri Lanka v Zimbabwe at Harare	1994-95
516 minutes	JJ Crowe, New Zealand v Sri Lanka at Colombo (CCC)	1986-87
500 minutes	SV Manjrekar, India v Zimbabwe at Harare	1992-93
488 minutes	PE Richardson, England v South Africa at Johannesburg	1956-57
Notes: The slowest hundred for any Test in England is 458 minutes (329 balls) by KWR Fletcher, England v Pakistan, The Oval, 1974. The slowest double-hundred in a Test was scored in 777 minutes (548 balls) by DSBP Kuruppu for Sri Lanka v New Zealand at Colombo (CCC), 1986-87, on his debut. It is also the slowest-ever first-class double-hundred.

Updated to include matches finished by October 18, 2002

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