Alta Alderson (Exit 161, Interstate 64, West Virginia); Louisa Ashland (Exit 191, I-64, Kentucky); Antonio Barnhart (Exit 185, I-55, Missouri); Bill Gillette (sign along Wyoming Highway 59 north of Douglas); Ebenezer Goodman (Exit 146, I-55, Mississippi); Cooter Holland (Exit 4, I-55, Missouri); Marie Lepanto (Exit 41, I-55, Arkansas); Victoria Luxora (Exit 53, I-55, Arkansas); Jerome Dixon (Exit 172, I-44, Missouri) and Waddy Peytona (Exit 43, I-64, Kentucky).
Gathered these from recent trips. Got any others?