Gaeru may refer to:

• Dokonjō Gaeru (Gutsy Frog) a manga/anime
• Alternative spelling for Gyeru (Gyeh-ru/Gyeh-Ru)
• Gaeru of Baekje - Historical Korean king

• Alexander Cochrane (disambiguation)
• Alexander Cockburn (disambiguation)
• Alexander, Cole
• Alexander, Colin
• Alexander College
• Alexander Collins
• Alexander Collins (disambiguation)
• Alexander Colome
• Alexander Colomé
• Alexander Colquhoun
• Alexander Colquhoun-Stirling-Murray- Dunlop
• Alexander Colquhoun-Stirling-Murray-Dunlop
• Alexander, (Conel) Hugh O'Donel
• Alexander Conner House
• Alexander Connon
• Alexander Contee Hanson (Chancellor of Maryland)
• Alexander Contee Hanson, Sr.
• Alexander Contee Hanson Sr.
• Alexander Cools
• Alexander Coosemans
• Alexander Cores
• Alexander, Cori
• Alexander Cornell du Houx
• Alexander Correctional Institution
• Alexander Corryn