George Maximilian Bethune (1854 – 1942) was an English cricketer who played for Hampshire during leaves from his occupation of managing sugar plantations in what was then British Guiana.

In 1889 he was first used as a bowler, delivering 11 maidens out of 23 overs in his first match and taking 4 wickets for only 25 runs.

He made his career in the sugar industry of British Guiana, becoming manager of the major estate of Enmore.

[5] In 1890 he married Elizabeth de Burgh (1861-1930), daughter of Michael Rowland O'Maley,[6] manager of the Colonial Bank (since part of Barclays) in Georgetown, and his first wife Julia Adriana,[7] daughter of Major Jacob Heitmann Gyllich, Knight of the Dannebrog and grand-daughter of Frederik Christian von Meley.

His third son, Edward Charles O'Maley Bethune (1900-1985), was also a cricketer, playing for Felsted School.