After Sedbergh, he went on to Jesus College, Cambridge, where he read the modern languages Tripos and graduated with a second-class degree.
[4] Beginning his education at Spier's School, Lockhart was introduced to rugby union, association football and cricket.
[4] Lockhart appeared twice for Scotland at first-class cricket level, against Ireland in 1910 and an All India side in 1911.
[4] During the First World War, he served in France in the Intelligence Corps with the British Expeditionary Force and was mentioned in despatches.
In 1913, J. H. Bruce Lockhart married (Alwine) Mona, the daughter of Henry Brougham, formerly a schoolmaster at Wellington College, and they had four sons.