| Official Name: | Wat Sommanat |
| Native Name: | วัดโสมนัส |
| Settlement Type: | Khwaeng |
| Subdivision Type: | Country |
| Subdivision Name: | Thailand |
| Subdivision Type2: | Province |
| Subdivision Name2: | Bangkok |
| Subdivision Type3: | Khet |
| Subdivision Name3: | Pom Prap Sattru Phai |
| Area Total Km2: | 0.350 |
| Area Footnotes: | [1] |
| Population As Of: | 2019 |
| Population Total: | 6672 |
| Timezone: | ICT |
| Utc Offset: | +7 |
| Postal Code Type: | Postal code |
| Blank Name: | TIS 1099 |
thumb|250px|Muay Thai bout at Rajadamnern Boxing StadiumWat Sommanat (Thai: วัดโสมนัส, in Thai pronounced as /wát sǒːm.mā.nát/) is a khwaeng (sub-district) in Pom Prap Sattru Phai District, Bangkok.
Wat Sommanat is named after Wat Sommanat Wihan, a local Buddhist temple that faces Khlong Phadung Krung Kasem canal. The area is considered as the northernmost part of the district, with a total area of 0.350 km2 (0.135 mi2).
The sub-district bordered by other areas (from the north clockwise): Dusit and Suan Chitlada in Dusit District (Khlong Phadung Krung Kasem is a borderline), Si Yaek Maha Nak in Dusit District (Khlong Phadung Krung Kasem is a borderline), Khlong Maha Nak and Ban Bat in its district (Lan Luang Road is a borderline), and Ban Phan Thom with Bang khun Phrom in Phra Nakhon District (Outer Ratchadamnoen Avenue is a borderline).
It can also be divided into five communities.[2]
Nang Loeng is another name for the area.
In 2019, it had a total population of 6,672 people.[3]