John Errol Manners (born 25 September 1914) is a former English first-class cricketer and Royal Navy officer.
He was born in Exeter, Devon, the son of Admiral Sir Errol Manners KBE, RN.
Manners had a distinguished naval career, serving from 1932 to 1958.
His served aboard several different destroyers during World War II, including as commanding officer of HMS Eskimo and HMS Viceroy.
His actions during the war saw him awarded the Distinguished Service Cross.
As a first-class cricketer, Manners' career was interrupted by his naval career, though he did play first-class cricket for several teams, scoring 1,162 runs across 21 matches.
In September 2018, he became the longest-lived first-class cricketer, surpassing the previous record of 103 years and 344 days.