Keith Edward Kissack MBE (18 November 1913 – 31 March 2010) was a British schoolteacher and historian.

His mother was a descendant of the Murray of Blackbarony family of Scotland, Edmund Murray Dodd, a leading figure in Nova Scotia in the mid 19th Century, and David Mathews, the Mayor of New York City under the British during the American Revolution.

He achieved the rank of captain in the Second World War, serving in North Africa, Sicily and Italy, where he was wounded.

He served on Monmouth Town Council, and was a magistrate who chaired the local bench.

[4] In the Preface to the third volume of the Gwent County History, published the year before Kissack's death, the General Editor Ralph A. Griffiths described him as "the doyen among historians of Monmouth".