Hearne is a city in Robertson County, Texas, United States. As of the 2020 census, the city population was 4,544. The city is named for a family that settled in the area in the 19th century and promoted the construction of rail lines through the city.

Robertson County is a county in the U.S. state of Texas. As of the 2020 census, its population was 16,757. Its county seat is Franklin. The county was created in 1837 and organized the following year. It is named for Sterling C. Robertson, an early settler who signed the Texas Declaration of Independence.