- Source: John Aleyn (disambiguation)
John Aleyn (died 1373) was Canon of Windsor and Archdeacon of Suffolk.
John Aleyn may also refer to:
John Aleyn (MP) (fl. 1337), Member of Parliament for Worcestershire
John Aleyn (fl. 1646–1649), English law reporter; see Aleyn's Reports
See also
John Alleyne (disambiguation)