| Omagh West | |
| Native Name: | An Ómaigh Thiar (Irish) |
| Subdivision Type: | Sovereign state |
| Subdivision Name: | United Kingdom |
| Subdivision Type1: | Country |
| Subdivision Name1: | Northern Ireland |
| Subdivision Type2: | County |
| Subdivision Name2: | Tyrone |
Omagh West (named after Omagh town) is a barony in County Tyrone, Northern Ireland. It is bordered by three other baronies in Northern Ireland: Strabane Lower to the north-east; Omagh East to the east; and Lurg to the south. It also borders two baronies in County Donegal in the Republic of Ireland: Tirhugh to the south-west; and Raphoe South to the north-west.
Below is a list of settlements in Omagh West:
Below is a list of civil parishes in Omagh West: