Texas Deermouse
Peromyscus attwateri
- Least concern
- Card rarity: Common
- Mammals

The Texas mouse is a species of rodent in the family Cricetidae. It is a species of the genus Peromyscus, a closely related group of New World mice often called "deermice". It is found in Arkansas, Kansas, Missouri, Oklahoma, and Texas in the United States. This species is named in honor of Henry Philemon Attwater.
Classification
- Class
- Mammalia
- Order
- Rodentia
- Family
- Cricetidae
- Genus
- Peromyscus