Andrew O'Connor may refer to:

• Andrew O'Connor (actor) (born 1963), British actor
• Andrew O'Connor (sculptor) (1874–1941), American sculptor
• Andrew O'Connor (writer) (born 1978), Australian novelist
• Andy O'Connor (1884–1980), baseball player

• Landel
• Lande, Lawrence
• Landelius
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• Landemaerket
• Landemania irrorata
• Landenberg Castle
• Landenberger, Andrew
• Landen Lucas
• Land Enquiry Committee
• Landen railway station
• Landen, Steve
• Land Enviroment Air Picture Provision
• Land Environment Air Picture Provision
• Land Equivalent Ratio
• Land equivalent ratio
• Lander, Brian
• Lander, David
• Lander Downtown Historic District
• Lander (foreigner)
• Landergan, William
• Landergin
• Landergin, Texas
• Landerneau Parish close
• Lander, Nicholas