| Type: | Elected |
| Nam On | |
| Year: | 2007 |
| Parl Name: | Sai Kung District Council |
| Member: | Francis Chau Yin-ming (Independent) |
| Map1: | NamOn |
| Map Entity: | Sai Kung District |
| Map Size: | 250px |
| Region Label: | Legislative Council constituency |
| Region: | New Territories South East |
| District: | Sai Kung |
| Population: | 18,364 (2019)[1] |
| Elects Howmany: | One |
| Electorate: | 10,661 (2019)[2] |
Nam On is one of the 29 constituencies in the Sai Kung District.
The constituency returns one district councillor to the Sai Kung District Council, with an election every four years.
Nam On constituency is loosely based on East Point City, Nan Fung Plaza and On Ning Garden in Tseung Kwan O with estimated population of 18,364.[3]