Bang Khun Non (Thai: บางขุนนนท์, pronounced [bāːŋ kʰǔn nōn]) is a khwaeng (subdistrict) of Bangkok Noi District, in Bangkok, Thailand. In 2018, it had a total population of 9,549 people.

Its name after Khlong Bang Khun Non, a canal runs through the area. In the olden days Bang Khun Non was the area of orchards, the principle career of Bang Khun Non residents was doing the orchards, by the form of the former orchard was rising up the embankment to be the furrows. The fruits which the gardeners favored to plant were durian, pomelo, Marian plum, Burmese grape, mangosteen, rose apple, coconut palm, mango, etc. Especially, durian was very famous until it was admired to be the name of a kind of durian, that was "Bang Khun Non Durian" paired with "Taling Chan Durian" of adjacent district Taling Chan.

At present, Bangkok Noi District Office has conserved these durian strains in Chaloem Phrakiat 80 Phansa Public Park. It is located catty-corner from the district office on Bang Khun Non Road.

Besides, in the area of Bang Khun Non there is a historical site, Wat Si Sudaram (formerly Wat Chi Pakhao), as in the past this monastery was the primary school in the childhood of a Thai famous poet, Sunthorn Phu.

Nowadays, the life style of people are changed, roads are the main role instead of canals, lands for residential are needed, therefore forms of former orchards are slightly faded and changed to be the plants nurseries, and decorative plants for sales.

The main road running through Bang Khun Non is Bang Khun Non, a road that parallels the canal Khlong Bangkok Noi to the northwest from Bang Khun Non Junction up to the bridge over Khlong Chak Phra, a boundary between Bang Khun Non Subdistrict, Bangkok Noi District and Khlong Chak Phra Subdistrict, Taling Chan District. Then itself continuing on to the same direction as Chaiyaphruek Road.

The road was officially named Bang Khun Non-Taling Chan Road, beginning at Bang Khun Non Junction from Charan Sanit Wong Road on the inbound side, which the total length is 1.95 km (1.2 mi) of road surface width 14 m (45.9 ft).

Bordering the road are (except Wat Si Sudaram, Chaloem Phrakiat 80 Phansa Public Park, Bangkok Noi District Office) Wat Mai Yai Paen, Wat Bang Khun Non, the Rubber Authority of Thailand, Wat Chao Am and the Legal Execution Department.

The road was once the residence of Field Marshal Praphas Charusathien a high-ranking military officer and politician who played a large role in Thai politics in the 1970s.

Moreover, on both side of the road also have plenty of food such as fish ball noodles, pork tom yum noodles with ivy gourd leaves, boat noodles, braised beef noodles, grilled chicken and spicy papaya salad, etc.

The road served by BMTA bus no.79 and affiliated bus no.57 as well as several songthaew (Thai style minibus) lines.