Henry Allan may refer to:
Henry William Allan (politician) (1843–1913), Canadian politician, merchant and produce dealer Henry Allan (painter) (1865–1912), Irish painter Henry Allan (footballer) (1872–1965), Scottish footballer Henry Allan (cricketer) (1846–1926), Australian cricketer Henry William Allan (rugby union) (1850–1926), Scottish rugby player
See also Henry Allen (disambiguation) Harry Allan (disambiguation) Harry Allen (disambiguation) Harold Allen (disambiguation)