Alexander Hay may refer to:

• Alexander Hay (mayor) (1806–1882), mayor of Pittsburgh, 1842–1845
• Alexander Hay (South Australian politician) (1820–1898), member of the South Australian Parliament
• Alexander Hay (songwriter) (1826–after 1891), Newcastle–born cabinet maker, songwriter and poet
• Alexander Hay (Australian politician) (1865–1941), New Zealand-born member of the Australian House of Representatives
• Alexander Leith Hay (1758–1838), British army officer
• Alex Hay (1933–2011), Scottish golfer

• Peach Bottom, Pennsylvania
• Peach Bottom Railway
• Peachboy Legend
• Peach brandy
• Peachcake
• Peach cobbler
• Peach (colour)
• Peach Creek
• Peach Creek Junior High
• Peachcroft
• Peach diseases
• Peach Drop
• Peach enation virus
• Peaches and cream
• Peaches and cream (disambiguation)
• Peaches and Creme
• Peaches Bartkowicz
• Peaches Christ
• Peaches & Cream
• Peaches & Creme
• Peaches Jackson
• Peaches 'n Cream
• Peaches N Cream
• Peaches n' Cream
• Peaches n Cream