Alexander Seton

Alexander Seton may refer to:


 * Alexander Seton (Governor of Berwick) (fl. 1311 – 1340)
 * Alexander Seton (d. 1332), nobleman
 * Alexander Seton, Lord Gordon (died 1440)
 * Alexander Seton, 1st Earl of Dunfermline (1555–1622)
 * Alexander Seton, 1st Viscount of Kingston (1620–1691)
 * Alexander Seaton (before 1626 – after 1649, also spelled Seton)
 * Alexander Seton, 3rd Earl of Dunfermline (1642–1677), grandson of the 1st Earl
 * Sir Alexander Seton, 1st Baronet (1639?–1719)
 * Alexander Seton (priest) (died 1797), Archdeacon of Aghadoe