| Official Name: | Wang Thonglang |
| Native Name: | วังทองหลาง |
| Native Name Lang: | th |
| Settlement Type: | Khet |
| Subdivision Type: | Country |
| Subdivision Name: |  Thailand |
| Subdivision Type1: | Province |
| Subdivision Name1: | Bangkok |
| Subdivision Type2: | Seat |
| Subdivision Name2: | Phlapphla |
| Subdivision Type3: | Khwaeng |
| Subdivision Name3: | 4 |
| Established Title: | Khet established |
| Established Date: | November 21, 1997 |
| Area Total Km2: | 19.265 |
| Population Total: | 112,116[1] |
| Population As Of: | 2017 |
| Population Density Km2: | 5,819.67 |
| Timezone: | THA |
| Utc Offset: | +7 |
| Postal Code Type: | Postal code |
| Postal Code: | 10310 |
| Geocode: | 1045 |
Wang Thonglang (Thai: วังทองหลาง, in Thai pronounced as /wāŋ tʰɔ̄ːŋ.lǎːŋ/) is one of the 50 districts (khet) of Bangkok, Thailand. It is bounded by other Bangkok districts (from north clockwise): Lat Phrao, Bang Kapi, Huai Khwang, and Chatuchak.
The district was established on 21 November 1997 (announced 14 October 1997) occupying Wang Thonglang and part of Khlong Chan sub-district of Bang Kapi and part of Lat Phrao sub-district of Lat Phrao district. The total area was 19.205 km2. In 2002 (announced 24 January, effective 11 March) the district boundary between Wang Thonglang and Lat Phrao districts was adjusted. Now Wang Thonglang has 18.905 km2 of area.
The name Wang Thonglang means 'the deep body of water around which Erythrina fusca grows'.
The district is sub-divided into 4 sub-districts (khwaeng).
| No. | Name | Thai | Area (km2) | Map |
|---|---|---|---|---|
| Wang Thonglang | Thai: วังทองหลาง | 5.558 | ||
| Saphan Song | Thai: สะพานสอง | 1.934 | ||
| Khlong Chaokhun Sing | Thai: คลองเจ้าคุณสิงห์ | 4.065 | ||
| Phlapphla | Thai: พลับพลา | 7.708 | ||
| Total | 19.265 | |||
Secondary schools:
International schools:
The District Council for Wang Thonglang has seven members, who each serve four-year terms. Elections were last held on April 30, 2006. The results were as follows:
