| Northern Borders Province | |
| Native Name: | Arabic: الحدود الشمالية Al-Ḥudūd Al-Shamāliyyah |
| Settlement Type: | Province |
| Subdivision Type: | Country |
| Subdivision Name: |  Saudi Arabia |
| Seat Type: | Capital |
| Seat: | 'Ar'ar |
| Parts Style: | para |
| P1: | 3 |
| Area Total Km2: | 111,797 |
| Population As Of: | 2022 |
| Population Total: | 373,577 |
| Population Density Km2: | auto |
| Postal Code Type: | ISO 3166-2 |
| Postal Code: | 08 |
| Leader Title: | Governor |
| Leader Name: | Faisal bin Khalid bin Sultan bin Abdulaziz Al Saud |
The Northern Borders Province (
) is the least populated province of Saudi Arabia. It is located in the north of the country, bordering Iraq and Jordan. It has an area of 111,797 km2 and a population of 373,577 at the 2022 census.[1] The region is sub-divided into four governorates: Arar, Al Uwayqilah, Rafha and Turayf. Its capital is Arar.The region is subdivided into four governorates:[1]