| Official Name: | Rahim Yar Khan Tehsil |
| Native Name: | |
| Native Name Lang: | ur |
| Settlement Type: | Tehsil |
| Mapsize: | 100px |
| Image Blank Emblem: | Tehsil Municipal Administration Rahim Yar Khan.jpg |
| Blank Emblem Type: | Tehsil Municipal Administration logo |
| Blank Emblem Alt: | Tehsil Municipal Administration Rahim Yar Khan |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | Punjab |
| Subdivision Type2: | District |
| Subdivision Name2: | Rahim Yar Khan |
| Population Total: | 1,778,542 |
| Population Rural: | 1,187,150 (66.75%) |
| Population Urban: | 591392 (33.25%) |
| Population As Of: | 2023 |
| Population Footnotes: | [1] |
| Area Total Km2: | 4141 |
| Elevation M: | 3463 |
| Government Type: | Tehsil Municipal Administration |
| Government Footnotes: | [2] |
| Leader Title: | Administrator |
| Leader Name: | Syed Tariq Mahmood Bukhari |
| Leader Title1: | Municipal Officer |
| Leader Name1: | Sardar Naseer Ahmad |
| Blank Name Sec1: | Number of towns |
| Blank Info Sec1: | 98 |
| Area Code Type: | Calling code |
| Timezone1: | PST |
| Utc Offset1: | +5 |
| Website: | TMA Rahim Yar Khan |
Rahim Yar Khan Tehsil (ur|{{nq|تحصیل رحیم یار خان) is an administrative subdivision (tehsil) of Rahim Yar Khan District in the Punjab province of Pakistan.[3]
At the time of the 2023 census, Rahim Yar Khan tehsil had a population of 1,778,542.[4]