| Telšiai District Municipality | |
| Native Name: | Telšių rajono savivaldybė |
| Native Name Lang: | lt |
| Settlement Type: | Municipality |
| Image Map1: | TelsiuRajonoSeniunijos.png |
| Map Caption1: | Map of Telšiai district municipality |
| Coordinates: | 55.8881°N 22.3939°W |
| Subdivision Type: | Country |
| Subdivision Name: |  Lithuania |
| Subdivision Type1: | Ethnographic region |
| Subdivision Name1: | Samogitia |
| Subdivision Type2: | County |
| Subdivision Name2: | Telšiai County |
| Seat Type: | Capital |
| Seat: | Telšiai |
| Parts Type: | Elderships |
| Parts Style: | para |
| P1: | 11 |
| Leader Title: | Mayor |
| Unit Pref: | Metric |
| Area Total Km2: | 1439 |
| Area Rank: | 18-19th |
| Population Total: | 40,210 |
| Population As Of: | 2021[1] |
| Population Rank: | 12th |
| Population Density Km2: | auto |
| Population Density Rank: | 20th |
| Timezone1: | EET |
| Utc Offset1: | +2 |
| Timezone1 Dst: | EEST |
| Utc Offset1 Dst: | +3 |
| Area Code Type: | Telephone code |
| Area Code: | 444 |
| Blank Name Sec1: | Major settlements |
Telšiai District Municipality (Lithuanian: Telšių rajono savivaldybė, Samogitian: Telšiū rajuona savivaldībė) is one of 60 municipalities in Lithuania, containing the city of Telšiai.