Alexander Thom (disambiguation)

Alexander Thom (1894–1985) was a Scottish engineer.

Alexander Thom may also refer to:


 * Alexander Thom (surgeon) (1775–1845), Scottish military surgeon, judge and political figure in Upper Canada
 * Alexander Thom (almanac editor) (1801–1879), Scottish publisher in Ireland
 * Alexander Thom (footballer) (1894–1973), Scottish footballer