Barry Whitley Sinclair MNZM (23 October 1936 – 10 July 2022) was a New Zealand cricketer.

[2] His first century came against Northern Districts in 1963–64, when he made 102 not out, out of a team total of 138 for 5, to take Wellington to a five-wicket victory almost single-handedly.

[2] Sinclair's highest Test score was 138 against South Africa in Auckland in 1963–64, made in 345 minutes out of a team total of only 263.

[2] Christopher Martin-Jenkins described him thus: "Fair-haired and one of the smallest cricketers ever to appear [for] New Zealand, Barry Sinclair was a sound and often fluent right-handed batsman with an indomitable spirit and an excellent field at cover.

[2] In the 2016 Queen's Birthday Honours, Sinclair was appointed a Member of the New Zealand Order of Merit for services to cricket.