Aro (surname)
Aro is a Finnish surname. Notable people with the surname include:
- Carlos Aro, Argentine boxer
- Elizabeth Aro, Argentine artist
- Johan Emil Aro, Finnish entomologist
- Jori Aro, Finnish curler
- Markku Aro, Finnish singer
- Samuli Aro, Finnish enduro rider
- Toivo Aro, Finnish diver
- Hasse Aro, Swedish television host and producer