Analysis of Texas county namesakes

This is a categorized list of Texas county namesakes.

Below are categorized the names of counties by their sources. Each county is counted only once in the main entries, unless where the origin is not certain. Those listed under "plus" appeared in previous categories, e.g. "Washington" is counted under "Presidents of the United States", but listed under "Revolutionary War figures" for completeness.

For the original etymologies, see List of Texas county name etymologies.

Of Texas's 254 counties:

*Rivers:
**18 or 19 counties: Blanco, Bosque, Brazoria, Brazos, Colorado, Comal, Concho, Guadalupe, possibly Lampasas, Lavaca, Llano, Medina, Nueces, Palo Pinto, Pecos, Red River, Sabine, San Saba, Trinity.
** Also: Falls (named for waterfalls on the Brazos River), and possibly Delta (named for its triangular shape formed primarily by two forks of the Sulphur River)

*Presidents of the Republic of Texas/Governors of Texas:
**Ten counties: Bell, Burnet, Coke, Henderson, Houston, Jim Hogg, Jones, Lamar, partially Roberts, and Wood.

*Presidents of the United States:
**Six counties: Jackson, Jefferson, Madison, Polk, Tyler, and Washington.

*Governors of other states:
**Two counties: Hamilton and Wise.
**Plus: Cass, Houston, Jefferson, Polk, Shelby, and Stephens.

*Secretaries of State of the United States:
**Two counties: Cass and Upshur.
**Plus: Calhoun, Jefferson, and Madison.

*Vice presidents of the United States:
**Two counties: Calhoun and probably Dallas.
**Plus: Jefferson and Tyler.

*Confederate figures:
**22 counties: Jeff Davis, Stonewall, Lubbock, Lee, Ector, Hemphill, Gregg, Oldham, Hood, Randall, McCulloch, Reagan, Reeves, Scurry, Starr, Stephens, Sutton, Terrell, Terry, Upton, Tom Green, and Young.

*Revolutionary War figures: